iRacing Audi RS3 LMS Gen2 TCR: Complete Guide, Setup Tips & Driving Analysis

The Audi RS3 LMS Gen2 TCR is the newest touring car to land in iRacing, and it brings a very different character to the TCR class. Where the Hyundai Elantra and Honda Civic offer compliance and forgiveness, the RS3 trades that for agility and rotation, making it arguably the most rewarding TCR car in iRacing once you learn to drive it, but also the most punishing if you don’t.

This guide covers everything you need to know: how the RS3 handles compared to its rivals, the driving techniques you need to get the most out of it, which tracks suit it best, setup direction, and whether it’s the right car for your driving style.

A proven race winner in the real-world WTCR and TCR Europe championships, the Gen2 RS3 has been competitive globally since its 2021 debut. iRacing’s recreation brings that same character to the sim, and with the recent TCR physics overhaul, it feels closer to reality than ever.

Car Specifications & Key Features

Being a TCR machine, the RS3 LMS Gen2 TCR is built to a tight rulebook. It uses a turbocharged 2.0-litre I4 engine that sends 340 horsepower to the front wheels, with this power channelled to the front axle via a six-speed sequential transmission. To help keep the front wheels under control, a limited-slip differential is included as standard. It’s also very light, with a predetermined Balance of Performance weight of 1,115 kilograms.

BoP is used to ensure parity between all cars that race to TCR regulations, which helps keep budgets under control and the racing close.

It also uses a fully independent suspension setup that is fully adjustable, allowing you to tweak the car to fit your driving style, or whichever track you’re tackling. The RS3 features an adjustable front splitter and rear wing, though the vehicle features little in the way of downforce in a bid to enhance the racing spectacle. As a result, they are used to control the level of drag more than anything, as well as to improve stability at high speed.

iRacing recreates the RS3’s technical makeup and features in-game, giving you a virtual version of the car closely matched to its real-life equivalent.

Should you need to get your driving up to scratch before you delve into the high-stakes world of touring cars, Coach Dave Academy’s Never Lift driving course covers the fundamentals that apply to every car on every sim.

Handling & Performance on Track

All TCR cars in iRacing share the same basic technical makeup: front-mounted 2.0-litre turbo engines sending power to the front wheels, so they handle fairly similarly at a high level. The differences are in the detail, and the Audi RS3 LMS Gen2 sits firmly on the trickier side.

The RS3 feels stiffer overall than its rivals, which has clear advantages and disadvantages. On the plus side, it feels more agile through slow and fast corners, making it easier to get the car rotated so you can get on the throttle earlier and carry more corner speed. This natural rotation also helps save the front tyres, as you won’t be scrubbing the front as much with the rear happier to swing around.

The trade-off is that the RS3 can be harder to drive. Its extra snappiness can catch you out if you’re not expecting it, which hurts confidence and consistency, especially over race distances. The stiffness also means the RS3 can’t attack kerbs as aggressively as the Elantra or Civic, so you’ll need to focus on carrying good corner speed rather than using the kerbs to make lap time.

It’s worth noting that iRacing’s recent TCR physics overhaul has changed how all these cars feel. The updated tyre model offers more consistent grip at the limit but more impactful cold tyre behaviour, and all TCR cars now understeer more under power than before. These changes make throttle control even more important in the RS3, which already demands careful inputs.

Driving the RS3: What You Need to Know

Throttle management is everything. The RS3 doesn’t have traction control, so careful throttle application on corner exit is critical. Wheelspin doesn’t just cost you lap time and exit speed; it also accelerates front tyre wear, which will hurt you badly in the closing stages of a race. Be progressive, especially in slower corners where the front wheels are turned more, and the risk of spinning them up is highest.

Use ABS wisely, but don’t rely on it. Running as IMSA Pilot Challenge spec, the RS3 does have ABS. This lets you brake harder without worrying about locking up, but trailbraking remains essential. If you let the ABS engage too often, your effective braking distance increases, and you’ll lose time in every corner. Brake hard initially, then progressively release pressure as you turn in.

Brake bias is your friend for rotation. If you’re finding the car lacks bite on turn-in, shift the brake bias rearward. This encourages the rear to rotate under braking, which complements the RS3’s natural agility. It’s one of the most effective adjustments you can make without changing the full setup.

Protect your front tyres at all costs. Smooth throttle and steering inputs are key to keeping the front rubber alive over a stint. A looser setup that gets the rear working to turn the car, rather than relying on the front, will pay dividends over race distances. Look to stiffen the rear suspension where possible and use rear-focused brake bias to reduce the load on the fronts.

If you want to see exactly where the RS3’s handling characteristics are costing or gaining you time on a specific track, Delta’s Auto Insights will break down your braking, entry, apex, and exit performance corner by corner, so you know precisely where to focus your practice.

If you need to brush up on the different setup tweaks available within iRacing, Coach Dave Academy’s extensive setup guide is all the help you need.

Best Tracks for the Audi RS3 LMS Gen2 TCR in iRacing

The RS3’s biggest differentiator from its rivals is its inherent stiffness, which makes track selection an important factor in how competitive you’ll be.

Where the RS3 excels:

Smoother circuits like Donington Park and Silverstone play right into the RS3’s hands. The lack of bumps and aggressive kerbs means there are few areas for the car to get unsettled, allowing it to take full advantage of the agility and responsiveness that its stiffer platform provides.

Where the RS3 struggles:

Bumpy street circuits like Long Beach and St Petersburg are trickier for the RS3, especially over race distances where consistency matters more than single-lap pace. Tracks with heavy kerb usage, such as Knockhill, can also be more challenging — the car gets more unsettled than the Elantra or Civic when you start using the kerbs aggressively.

Need Setups for Your RS3 LMS Gen2 TCR?

How It Compares to Other TCR Cars in iRacing

The old Audi RS3 LMS TCR struggled to match its rivals primarily due to its DSG gearbox, which couldn’t shift as smoothly and quickly as the competition. It also lacked overall agility and compliance, areas where the Gen2 has been significantly improved.

Here’s how the current TCR field stacks up:

The Hyundai Elantra is still the benchmark for most drivers thanks to its high-speed stability and suspension compliance that make it excellent over kerbs and bumpy surfaces. The RS3’s agility ensures it can match or beat the Elantra on many tracks, though it’s harder to be consistent with. The Civic is the easiest TCR car to drive, making it a great choice for newcomers or endurance events where mistakes are costly.

Each TCR car is very close on outright pace, but the RS3’s rivals, aside from the unpredictable Veloster, are generally easier to extract that pace from. Over longer stints, this matters, but the RS3 is arguably the most fun once you start speaking its language. Become fluent, and you’ll likely find you’re at your quickest at most tracks behind the wheel of the Audi.

If you want to learn more about the other TCR challengers, Coach Dave Academy’s guide on which TCR car is best covers the full field.

Final Verdict: Is the Audi RS3 LMS Gen2 TCR the Right Choice for You?

Experienced TCR drivers will find it easier to get up to speed with the RS3 than newcomers, due to its stiffer platform and peakier handling balance. Newcomers to front-wheel drive may struggle with the rear end wanting to come around, and might lack the finesse needed to extract speed without more seat time.

Drivers who prefer a car that feels alive beneath them will relish the RS3’s balance — it can be manipulated beautifully from the rear. Those who want a car that won’t surprise them, favouring consistency over ultimate pace, will be better suited to the Civic or Elantra.

Driver ratings:

• Aggressive Drivers: 8.5/10
• Endurance Racers: 8/10
• Casual Sim Racers: 6.5/10

Wrapping Up

The Audi RS3 LMS Gen2 TCR is a strong addition to iRacing’s TCR class and a massive improvement over its Gen 1 predecessor. It may lack the compliance of the Elantra and Civic, but it provides the most rewarding driving experience in the class once you get a handle on it. In the right hands, it’s a lethal weapon.

Frequently Asked Questions