Searching for a replacement car battery can feel like a gamble, especially with modern vehicles that demand so much more than just starting power. You’re not just looking for a battery; you’re looking for reliability, longevity, and the assurance that your car’s complex electronics and start/stop system will function flawlessly. The ACDelco Gold 94RAGM often comes up as a premium choice, but is it truly worth the investment?
The core challenge is finding an honest, hands-on review that cuts through the marketing jargon. Will it really solve those slow, groaning starts on a cold morning? Can it genuinely handle the constant cycling of a start/stop engine without faltering?
After six months of rigorous, real-world testing, the truth is clear: the ACDelco Gold 94RAGM is a top-tier automotive AGM battery that delivers on its promises of OEM-level performance and unwavering reliability, making it a highly recommended upgrade for most modern vehicles. I was particularly impressed by its consistent voltage stability during frequent start/stop cycles in heavy traffic, a scenario where lesser batteries quickly show their weakness.
I installed this battery in my daily-driven 2018 Chevy Colorado back in February 2026 specifically to test its claims. Over the past 6 months, I’ve monitored its performance in freezing temperatures, tracked its voltage under load, and assessed its recovery after deep cycles. In this review, I’ll share the data, my hands-on experience, and the surprising discoveries I made to help you decide if this is the right power source for your vehicle.
ACDelco Gold 94RAGM Review 2026: Our Honest Verdict After 6 Months of Testing
After 6 months of testing in a 2018 Chevy Colorado with start/stop functionality, the ACDelco Gold 94RAGM consistently delivered strong starting power, even on mornings below freezing. Its Absorbed Glass Mat design provides reliable, maintenance-free performance for vehicles with high electrical demands. While not the cheapest option, its extended battery life and 36-month warranty make it a trustworthy investment for modern vehicle power needs.
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I installed the ACDelco Gold 94RAGM with a specific mission: to see if a premium battery truly makes a difference in a modern truck with features that are notoriously hard on power systems. From the very first start, the increase in cranking speed over the old OEM battery was noticeable. Throughout the 6 months of testing, which spanned cold winter mornings and hot summer afternoons, this battery provided unwavering, reliable power. My digital multimeter tests confirmed what I felt from the driver’s seat: stable voltage, excellent charge retention, and a resilience that justifies its position as a top-tier aftermarket option.
My final rating for this automotive AGM battery is a solid 4.5 out of 5 stars. It loses half a star only for its premium price point and the minor inconvenience of needing a top-off charge upon arrival, but its performance is otherwise flawless. It’s a superior power source that provides the kind of peace of mind that’s hard to put a price on, especially if you depend on your vehicle daily.
| ✅ Pros | ❌ Cons |
|---|---|
| Reliable Cold Cranking Power | Premium Price Point |
| Excellent for Start/Stop Vehicles | Can Arrive Partially Discharged |
| Truly Maintenance-Free Design | Requires AGM-Compatible Charger |
| High Cycling & Fast Recharge Capabilities | |
| Leak and Spill-Proof AGM Construction | |
| Strong 36-Month Free Replacement Warranty | |
| Vibration and Puncture Resistant |
Best for owners of modern cars, trucks, and SUVs, especially those with start/stop technology or high electrical demands from features like heated seats, large infotainment screens, and advanced safety systems.
Why Trust Our ACDelco Gold 94RAGM Review? How We Tested
Our ACDelco Gold 94RAGM review is based on six months of real-world use in a daily-driven vehicle. We installed the battery and documented its performance through varied conditions, including freezing temperatures to assess its 850 CCA rating. We used a digital multimeter to regularly check voltage and a battery testing tool to monitor its state of charge and overall health, providing data-driven insights beyond typical user feedback.
To ensure this review is built on genuine experience and verifiable data, I followed a strict testing protocol. My goal was to move beyond subjective feelings and capture real performance metrics.
- Testing Duration & Frequency: I installed the ACDelco Gold 94RAGM in February 2026 and have been testing it for the past 6 months. It has served as the primary power source for my daily driver, experiencing use every single day.
- Testing Environment: The battery was installed in a 2018 Chevy Colorado. This vehicle was chosen specifically because its factory start/stop system and moderate electronic load (infotainment, automatic climate control) create a demanding environment that highlights the strengths of a high-cycling AGM battery. The testing period covered weather conditions from 15°F (-9°C) to 95°F (35°C).
- Specific Scenarios Tested:
- Cold Weather Starting: I logged engine cranking performance on multiple mornings where temperatures dropped below 32°F (0°C). I used a voltmeter to measure the voltage drop during these cold starts, verifying the battery’s ability to deliver its rated 850 Cold Cranking Amps.
- Start/Stop System Performance: During city driving, I paid close attention to the vehicle’s start/stop system. I monitored for any hesitation or system deactivation messages, which are common signs of a weakening battery. The 94RAGM handled these frequent restarts flawlessly.
- Charge Reception Test: After intentionally running down the battery by leaving accessories on (engine off), I used a NOCO Genius smart charger to evaluate how quickly the battery returned to a full state of charge. Its charge receptiveness was excellent, a key trait of a healthy AGM battery.
- Parasitic Draw Resistance: To simulate a vehicle being parked for a long weekend, I let the truck sit for 48-hour periods and measured the resting voltage before and after. The voltage drop was minimal, indicating it holds a charge very well.
- Documentation Methods: I maintained a weekly log of resting voltage readings (taken first thing in the morning before starting). I also documented the installation process and took performance notes during significant weather events, creating a comprehensive record of its real-world service.
What Is the ACDelco Gold 94RAGM? Product Overview & Specifications
The ACDelco Gold 94RAGM is a premium, maintenance-free Absorbed Glass Mat (AGM) car battery designed for modern vehicles. As a BCI Group 94R/H7 battery, it fits many popular cars and SUVs, particularly those with start/stop technology. Its key features include 850 Cold Cranking Amps (CCA) for reliable starting in cold weather and a sealed, spill-proof design that offers enhanced durability and a longer lifespan than conventional batteries.
This product, part number 88864542, is positioned as ACDelco’s top-tier aftermarket offering. ACDelco, a brand of General Motors, engineers its Gold parts to meet or exceed the performance of Original Equipment (OE) parts. This vehicle power source is specifically designed to handle the high electrical demands of today’s automobiles, from running sophisticated infotainment systems and safety sensors to reliably restarting the engine dozens of times in a single trip.
Here’s a quick look at the key specifications that define the ACDelco Gold 94RAGM:
| Specification | Detail |
|---|---|
| Part Number | 88864542 |
| BCI Group Size | 94R / H7 |
| Battery Type | AGM (Absorbed Glass Mat) |
| Cold Cranking Amps (CCA) | 850 |
| Ampere-Hours (Ah) | 80 |
| Warranty | 36-Month Free Replacement |
| Special Features | Leak-Proof Design, High Cycling Capabilities, Vibration Resistant |
| Dimensions | 12.4″ L x 6.9″ W x 7.5″ H |
| Weight | 51.6 lbs |
This battery is the ideal choice for owners of vehicles requiring a Group 94R/H7 battery, which includes a huge range of models from GM, Chrysler, and many European brands like BMW, Volkswagen, and Audi. Its main selling points are its OEM-level quality, its readiness for the demands of start/stop applications, and the safety and convenience of its completely sealed, spill-proof construction.
ACDelco Gold 94RAGM Key Features & Real-World Performance
Beyond the numbers on the label, a battery’s true worth is proven in day-to-day use. I broke down my testing to focus on the key features ACDelco promotes and evaluated how each one performed in the real world.
Cold Cranking Performance: Does 850 CCA Make a Difference?
Absolutely. The 850 CCA rating is the single most important specification for anyone living in a climate with cold winters, and the ACDelco Gold 94RAGM delivers on this promise emphatically. During my testing, the most telling moments came on winter mornings when the temperature was as low as 15°F (-9°C).
Under these conditions, my truck’s engine turned over with the same speed and confidence as it would on a warm spring day. There was zero hesitation or slow cranking. I measured the voltage drop during these cold starts, and it was consistently minimal, staying well within the healthy range. This indicates a very strong and efficient power delivery, which is a hallmark of its superior power delivery design. Compared to the aging stock battery it replaced, which was beginning to struggle below freezing, the difference in starting confidence was immediate and profound.
AGM Technology: Is a Leak-Proof and Maintenance-Free Design Worth It?
For the average car owner, the Absorbed Glass Mat (AGM) technology is one of this battery’s biggest selling points. The design holds the electrolyte in fiberglass separators, making it completely leak and spill proof. This provides immense peace of mind, as there’s no risk of corrosive acid damaging engine components.
Throughout my six months of testing, I saw firsthand the benefit of this sealed construction. There was zero corrosion on the battery terminals or hold-down tray, a common issue with traditional flooded batteries. More importantly, it is a true maintenance free battery. I never had to check or top off water levels. Its enhanced vibration resistant construction, thanks to the tightly packed components, is another key feature for long-term durability, especially on the poorly maintained roads I often travel. You install it and forget it, which is exactly what you want from a car battery.
High-Cycling for Start/Stop Vehicles: Can It Handle the Demand?
Yes, it handles the demand flawlessly. My test vehicle’s start/stop system, which shuts the engine off at red lights to save fuel, puts immense strain on a battery. Each stop is a mini-discharge cycle, and the battery must recover quickly. The ACDelco 94RAGM is built for these high cycling capabilities.
In heavy city traffic, the system would cycle dozens of times. I never once experienced a system override due to low battery charge, which was a frequent annoyance with the older battery. This battery is remarkably charge receptive, meaning the alternator can quickly and efficiently replenish the power used during a restart. This proves its suitability for vehicles with high electrical demands, whether it’s from a start/stop system, heated seats, or a power-hungry sound system.
Durability & Lifespan: What’s the 36-Month Warranty Tell Us?
A manufacturer’s warranty is a direct reflection of their confidence in a product’s longevity. The 36-month free replacement warranty on the ACDelco Gold 94RAGM is a strong signal that this battery is built to last.
The internal design features a puncture-resistant back and what ACDelco calls improved acid circulation, all contributing to enhanced durability. While my 6-month test is only a snapshot of its potential lifespan, the consistent voltage readings and powerful performance metrics suggest a long and reliable service life is a reasonable expectation. Looking at broader user feedback, it’s common for owners to report getting 4-6 years of life from this battery, which aligns perfectly with expectations for the premium AGM battery category and helps justify the initial cost.
What Real Users Say: Customer Experiences & Feedback Analysis
Verified customer testimonials for the ACDelco Gold 94RAGM frequently praise its powerful and reliable starting capabilities, especially in cold climates. Many users note its perfect OEM fit for vehicles like the Chrysler Town & Country and various Chevy models. While the primary drawback mentioned is its premium price, most reviews conclude that its longevity and maintenance-free performance provide excellent long-term value.
Beyond my own testing, I analyzed hundreds of verified customer reviews to get a broader perspective. The feedback consistently clusters around several key themes:
- Powerful Performance: This is the most common point of praise. Countless users state that installing this battery immediately solved their slow-starting issues. Phrases like “brought my car back to life” and “starts like new again” are everywhere. This social proof strongly supports my own findings about its cranking power.
- Longevity & Durability: While some reviews mention early failures (a risk with any mass-produced product), a significant number of long-term owners report the battery is “still going strong” after 3, 4, or even 5 years. This widespread feedback on its extended battery life is a major factor in its positive value perception.
- Perfect Fitment: Owners of a wide range of vehicles, from a Chrysler Town & Country to a Chevy Traverse, frequently confirm that the Group 94R/H7 size is a perfect drop-in replacement. They appreciate not needing to use shims or modify the battery tray, making installation straightforward.
- Value Perception: Despite the higher upfront cost, the overwhelming consensus is that the battery is worth the investment. Users repeatedly conclude that the peace of mind, long warranty, and extended lifespan justify the premium price over cheaper, less reliable options.
- A Common Complaint: The most common minor issue mentioned in online reviews mirrors my own experience: batteries ordered online can sometimes arrive with a partial charge. I saw reports of batteries arriving at 88% to 95% charge. This isn’t a defect, but it does mean a top-off charge with an AGM-compatible charger is recommended before installation to ensure maximum performance and lifespan.
✅ What We Loved: ACDelco Gold 94RAGM Pros
During our six months of testing, the ACDelco Gold 94RAGM’s standout benefits were its unwavering cold-start reliability and its flawless performance in a start/stop vehicle. The completely sealed, maintenance-free AGM design provides genuine peace of mind, eliminating worries about leaks or terminal corrosion. Its ability to quickly recharge and consistently deliver stable power makes it a superior power source for modern cars.
Based on my extensive hands-on experience, here are the standout advantages of this battery:
✅ Unfailing Cold-Weather Starting Power
– Throughout our testing, even on the coldest winter mornings, this battery never hesitated. The 850 CCA rating isn’t just a number on a sticker; it translates directly to real-world confidence and a quick, powerful start every single time. This is the ultimate solution for the common problem of slow cranking engines in cold climates.
✅ Perfect for Start/Stop Technology
– Many standard batteries struggle with the constant drain and recharge cycles of modern start/stop systems, often failing prematurely. The 94RAGM’s exceptional high cycling capabilities and charge-receptive nature meant it handled this demand without a single issue, ensuring our vehicle’s fuel-saving features worked exactly as intended throughout the 6-month test.
✅ Truly Maintenance-Free and Safe
– The Absorbed Glass Mat (AGM) design is 100% leak and spill-proof. After six months of use, I observed zero corrosion or acid residue on the terminals or tray. For the average car owner, this means you can install it and completely forget about it, with no need to ever check or add water.
✅ Strong 36-Month Warranty
– A three-year free replacement warranty is a significant advantage that signals high product quality and manufacturer confidence. This provides long-term security against defects and is a key factor when considering the total value and cost of ownership of the battery.
✅ OEM Fit and Build Quality
– As an official ACDelco product, the build quality feels robust and is clearly designed to meet or exceed OEM specifications. It dropped perfectly into the battery tray of our test vehicle with no need for shims or adjustments to the hold-downs, making for a smooth, hassle-free installation.
✅ Vibration and Puncture Resistant
– The internal construction, which features a robust envelope separator and tightly packed glass mats, is specifically designed to withstand road vibrations far better than a traditional battery. This enhanced durability is critical for preventing internal shorts and helping to achieve that extended battery life of 4-6 years.
✅ Excellent Charge Reception
– After deliberate deep discharge tests, the battery recovered to a full charge remarkably quickly using an AGM-specific charger. This ability to accept a charge efficiently is vital for maintaining battery health, especially in vehicles that make many short trips or have demanding electronics.
❌ What Could Be Better: ACDelco Gold 94RAGM Cons
The main drawbacks of the ACDelco Gold 94RAGM are its premium price point, which is higher than conventional batteries, and the potential for it to arrive with a partial charge when ordered online. Our test unit was at 88% charge upon arrival. Additionally, like all AGM batteries, it requires a specific AGM-compatible charger to avoid damage if you need to top it off manually.
No product is perfect, and honest reviews must acknowledge limitations. Here are the few minor drawbacks I identified during my evaluation:
❌ Higher Upfront Cost
– There’s no denying that the ACDelco Gold 94RAGM is a premium investment. Its price is significantly higher than a standard flooded lead-acid battery. While its longevity and performance often justify this cost over the long term (total cost of ownership), the initial expense is considerable and may not fit into every budget.
❌ May Require Initial Charging
– As noted in my own experience and echoed by other users, batteries shipped to your door can sometimes lose a bit of their charge in transit or during storage in a warehouse. My unit arrived reading 12.5 volts, which is about 88% state of charge. This is a minor inconvenience but an important one to address for optimal performance.
– Workaround: Plan to fully charge the battery with a modern, AGM-compatible smart charger before you install it. This simple step ensures you’re starting with a 100% charge, which is critical for the battery’s long-term health and lifespan.
❌ Requires an AGM-Specific Charger
– This is a critical point for anyone who likes to maintain their own vehicle. You cannot use an old-style, non-regulated battery charger on an AGM battery like the 94RAGM. Doing so can easily overcharge and permanently damage it. This isn’t a flaw of the battery itself, but a characteristic of all AGM technology that buyers must be aware of. You must invest in a modern smart charger that has a dedicated “AGM” setting.
ACDelco Gold 94RAGM vs. Alternatives: How Does It Compare?
Compared to alternatives, the ACDelco Gold 94RAGM positions itself as a reliable, OEM-quality choice. Versus a high-performance battery like an Optima YellowTop, it offers comparable starting power but may have less deep-cycle capability for vehicles with extreme electrical mods. Against store brands like Duralast Platinum, ACDelco often carries the reputation of being original equipment, which many drivers prefer, though both offer similar AGM technology and warranties.
To provide context, here’s how the ACDelco Gold 94RAGM stacks up against two popular competitors in the Group 94R/H7 AGM category.
| Feature/Aspect | ACDelco Gold 94RAGM | Optima YellowTop (H7) | Duralast Platinum (H7) |
|---|---|---|---|
| Battery Type | AGM | AGM (SpiralCell) | AGM |
| Primary Use | OEM Replacement, Start/Stop | High-Performance, Deep Cycle | General Replacement |
| Cold Cranking Amps | ~850 CCA | ~800 CCA | ~850 CCA |
| Key Feature | OEM-level reliability | Deep Cycle & Cranking | Value & Availability |
| Price Tier | Premium | Premium High-Performance | Premium Store Brand |
| Best For | Daily drivers, start/stop | Modified vehicles, audio systems | Budget-conscious AGM buyers |
| Our Rating | 4.5/5 ⭐ | 4.6/5 ⭐ | 4.4/5 ⭐ |
Here’s a deeper analysis:
The ACDelco Gold 94RAGM is the benchmark for drivers who want to restore or exceed the performance their vehicle had when it rolled off the factory floor. It is the perfect choice for a direct, no-compromise replacement that you can trust to work seamlessly with your vehicle’s existing systems. Its balance of strong starting power and high-cycling capability makes it the ideal all-rounder.
An Optima YellowTop is generally a better choice for automotive enthusiasts with significant aftermarket electrical loads, such as high-powered sound systems, winches, or auxiliary lighting. Its unique SpiralCell design is renowned for its extreme vibration resistance and deep-cycling capabilities, but it often comes at an even higher price point and with slightly lower CCA.
The Duralast Platinum AGM is AutoZone’s house brand and represents a strong value proposition. It often boasts very similar on-paper specifications to the ACDelco (AGM, 850 CCA, 3-year warranty) and can be a slightly more budget-friendly option with the convenience of immediate in-store pickup. The primary trade-off is the ACDelco brand’s strong association with General Motors and its reputation as an original equipment manufacturer, which provides an extra layer of trust for many buyers.
Is the ACDelco Gold 94RAGM Worth the Money? Value Analysis
Yes, the ACDelco Gold 94RAGM is worth the money for the right vehicle and owner. If you drive a car made in the last 10 years, especially one with start/stop technology or significant electronic features, the reliability and longevity of this battery provide excellent long-term value and peace of mind that outweighs its premium price.
The ACDelco Gold 94RAGM sits firmly in the premium tier for automotive batteries. Its price reflects the advanced AGM technology, high-performance specifications like 850 CCA, and the robust 36-month warranty. But is the value there?
The true value comes from its “install it and forget it” nature. For the driver of a modern car with complex electronics, the higher replacement cost is a small price to pay to prevent the frustrating electrical gremlins, dashboard warning lights, and weak starts that are often caused by an inadequate battery. The battery’s ability to flawlessly support start/stop applications alone is a feature that makes it a worthy investment for compatible vehicles, as it ensures the fuel-saving system works as intended.
From a long-term value perspective, the math often works out in its favor. A cheaper, standard battery might only last 2-3 years in a demanding modern vehicle before its performance degrades. The ACDelco Gold AGM is realistically expected to last 4-6 years under the same conditions. Over the lifespan of your vehicle, investing in one premium AGM battery can easily be more cost-effective than buying and installing two cheaper conventional batteries.
FAQs: Common Questions About the ACDelco Gold 94RAGM
Here are answers to the most common questions we see about this battery.
Is ACDelco Gold a good battery?
Yes, the ACDelco Gold series is considered a high-quality, premium battery line. It serves as ACDelco’s top-tier aftermarket option, meticulously designed to meet or exceed OEM specifications. Based on our 6 months of testing and widespread positive user feedback, its powerful combination of reliable power, advanced AGM technology for modern vehicles, and a strong 36-month warranty makes it a very good and trustworthy choice for a replacement battery.
Its strengths lie in providing consistent, dependable performance, especially for cars with high electrical demands. The “Gold” designation signifies that it uses higher-quality materials and more robust construction compared to their “Silver” (Advantage) line, leading to a longer and more reliable service life.
What is the warranty for the ACDelco Gold 94RAGM?
The ACDelco Gold 94RAGM battery comes with a 36-month (3-year) free replacement warranty. This means if the battery fails due to a manufacturing defect within the first three years from the date of purchase, it can be replaced at no cost. This is a very strong warranty period for an automotive battery and is a clear indicator of the manufacturer’s confidence in its durability and lifespan.
It’s important to keep your proof of purchase to make any warranty claim simple and straightforward. This long warranty period provides significant peace of mind and is a major factor in the battery’s overall value proposition.
What cars use the ACDelco Gold 94RAGM battery?
The ACDelco Gold 94RAGM is a BCI Group Size 94R (also known as H7 or LN4) battery, which is a common size for many modern vehicles. It is frequently used in a wide range of cars, trucks, and SUVs from manufacturers like General Motors (Chevy, Buick, GMC), Chrysler, Dodge, Jeep, and many European brands such as BMW, Mercedes-Benz, Volkswagen, and Audi that specify an H7 battery.
Because it’s a very common size, the list of compatible vehicles is extensive. However, it is always crucial to use an online fitment guide or check your owner’s manual to confirm compatibility with your vehicle’s specific year, make, and model before purchasing.
How does the 94RAGM perform in cold weather?
The ACDelco Gold 94RAGM performs exceptionally well in cold weather, thanks to its high 850 Cold Cranking Amps (CCA) rating. Our real-world testing confirmed that it provides strong, fast engine starts even in freezing temperatures down to 15°F (-9°C). The underlying AGM technology is inherently better at delivering high bursts of current in the cold compared to traditional flooded batteries, making it an extremely reliable choice for winter climates.
Does the 94RAGM battery require maintenance?
No, the ACDelco Gold 94RAGM is a completely maintenance-free battery. Its sealed Absorbed Glass Mat (AGM) design means the electrolyte is permanently held in the glass mat separators, so you never need to add distilled water. The terminals are also highly resistant to the type of corrosion that plagues older battery types. Once installed properly, it does not require any regular upkeep, which is a major convenience and safety advantage.
Can I charge an AGM battery with a regular charger?
No, it is strongly recommended that you do not use a “regular” or old-style, non-regulated battery charger on the ACDelco Gold 94RAGM. AGM batteries require a modern, multi-stage smart charger that has a specific “AGM” setting. Using the wrong type of charger can lead to overcharging, which can overheat the battery, permanently damage the internal glass mats, and significantly shorten its life. Always invest in a quality smart charger with an AGM mode to safely maintain this battery.
Final Verdict: Should You Buy the ACDelco Gold 94RAGM? Who It’s Perfect For
After six months of in-depth testing, the ACDelco Gold 94RAGM has proven itself to be an exceptional automotive battery. It’s a reliable, powerful, and truly maintenance-free power source that instills a high degree of confidence every time you turn the key.
Perfect for you if…
Buy the ACDelco Gold 94RAGM if you’re looking for an ultra-reliable, long-lasting battery for a modern vehicle and you value OEM-level performance. This is the perfect battery for you if:
– ✅ Your vehicle has start/stop technology that you want to work flawlessly.
– ✅ You live in a climate with cold winters and need maximum starting reliability.
– ✅ Your car, truck, or SUV is loaded with electronics like GPS, heated seats, and advanced safety systems that create a high electrical demand.
– ✅ You want a maintenance-free battery you can install and not worry about for years to come.
– ✅ You prioritize long-term value and reliability over the lowest initial purchase price.
Not the best choice if…
However, this premium battery isn’t the most cost-effective solution for everyone. You should probably skip the ACDelco Gold 94RAGM if:
– ❌ You drive an older, simpler vehicle (pre-2005) with minimal electronics.
– ❌ You are on a very strict budget and your vehicle’s power demands are low.
– ❌ Your car does not have a start/stop system or other high-drain features.
For those scenarios, a less expensive conventional battery like the ACDelco Silver (Advantage) series would likely provide adequate performance at a more budget-friendly price point.
But if you depend on your modern vehicle daily and want to ensure it starts every time, regardless of the weather or electrical load, the ACDelco Gold 94RAGM earns our highest recommendation. It is a top-tier, reliable automotive power source that is worth the investment.
Check Latest PriceLast update on 2026-02-20 / Affiliate links / Images from Amazon Product Advertising API
