Mercedes A35 AMG Performance Parts & Tuning Mods

Top Brands For Mercedes A35 AMG

The Mercedes A35 AMG is well supported by a wide range of leading performance brands, so sourcing quality tuning parts and motorsport upgrades is straightforward. Below you will find a selection of trusted manufacturers known for proven A35 AMG mods, reliable engineering and strong value.

Exterior Styling Upgrades For Mercedes A35 AMG

To sharpen the look of your Mercedes A35 AMG, we stock a range of exterior styling upgrades including body kits, spoilers, splitters, diffusers, custom grilles and more. Whether you are chasing a track-inspired aggressive stance or a subtle OEM+ vibe, it is easy to make your A35 stand out.

Suspension & Handling Upgrades

The Mercedes A35 AMG is sharp out of the box, but there is still plenty of scope to tighten up the handling and cornering feel. Start with quality performance tyres, a more track‑focused compound and slightly wider rubber if possible, and uprated brake pads with fresh fluid. This gives you better bite, shorter stopping distances and more confidence on fast road and track without making the car awkward in daily use. From the factory the A35 can push into safe understeer when you lean on it, and the ride can feel a bit busy. Lowering springs or a decent set of coilovers help control body roll and improve agility, while matched dampers give you more composed responses over bumps. Adding uprated anti‑roll bars, chassis braces and stiffer bushes tightens the front end, improves stability on turn in and makes the rear more playful in a controlled way. Do the upgrades in stages, tyres and brakes first, then suspension tuning and chassis bracing, so you can feel each change and fine tune the balance to your driving style.

Frequently Asked Questions for the Mercedes A35 AMG

What are the best first performance mods for a Mercedes A35 AMG?

For most A35 AMG owners, the best starting upgrades are a panel or intake kit, a high quality cat back exhaust and a proper ECU remap. Together, these mods help the 2.0 turbo breathe better, sharpen throttle response and unlock some safe, noticeable gains in horsepower and torque.

From there, many drivers move on to a front mount intercooler, uprated spark plugs and a turbo inlet. These supporting parts keep intake temps under control and help the engine deliver consistent performance on fast road or occasional track days.

How much power can I gain from tuning my A35 AMG?

With a well calibrated stage 1 remap on a healthy A35 AMG, you can typically expect a noticeable bump in both power and torque using completely stock hardware. Exact figures depend on fuel quality and condition, but the car will feel stronger through the mid‑range and hold boost better at higher revs.

Add breathing mods such as an intake, sports cat or downpipe, intercooler and freer flowing exhaust system, and a stage 2 style setup can release further gains while keeping things reliable when mapped correctly. The key is using quality performance parts and reputable tuning software that suits UK fuel.

Will tuning and mods affect reliability on my Mercedes A35 AMG?

Done sensibly, with proven performance parts and a conservative ECU map, the A35 AMG responds well to tuning. Routine servicing, good oil and decent fuel are absolutely essential once you start pushing the car harder.

Problems usually appear when cheap parts, poor maps or excessive boost targets are involved. Stick to realistic power goals, use proper cooling upgrades like an uprated intercooler and keep on top of maintenance, and you can enjoy extra performance without dramatically hurting reliability.

Does a remap or exhaust upgrade void my Mercedes warranty or insurance?

Any remap, tuning box or major hardware change like a de‑cat or sports cat can affect your manufacturer warranty. Dealers and insurers may class these as modifications, so it is always best to check your policy and warranty terms before fitting performance upgrades.

For road cars, many owners choose more subtle mods such as a panel filter, cat back exhaust or cosmetic upgrades like wheels and suspension, then declare them to their insurer. Being upfront keeps you covered and avoids nasty surprises if you ever need to make a claim.

What wheel and tyre sizes work best on a tuned A35 AMG?

The factory 18 and 19 inch alloys work well, but many owners upgrade to lightweight aftermarket wheels to improve turn in and reduce unsprung weight. Common choices are 19 inch rims with a slightly wider width, matched to quality UHP tyres for better grip and traction.

When changing wheels, pay close attention to width, offset and tyre size to avoid rubbing on arches or suspension. A tasteful drop on lowering springs or coilovers combined with the right wheel fitment will improve stance and handling without ruining ride quality.

Do I need supporting mods like an intercooler or brakes for track days?

If you plan to take your Mercedes A35 AMG on track, supporting mods make a big difference. An uprated intercooler helps control intake temps during repeated hard pulls, so you keep consistent performance and avoid the car feeling flat after a few laps.

Brake upgrades are just as important. Performance pads, fresh fluid and sometimes larger discs or uprated calipers help deal with the extra speed and heat. Combined with good tyres and a sensible geometry setup, your A35 will feel more confidence inspiring on circuit.

How much does it typically cost to tune and modify a Mercedes A35 AMG?

The cost of tuning an A35 AMG varies depending on how far you want to go. A basic package of intake, cat back exhaust and stage 1 remap can be relatively affordable and delivers a solid improvement in response and drivability.

Going further with sports cat or downpipe, intercooler, suspension, wheels and big brake upgrades will naturally increase the budget, but also transform how the car performs on road and track. It is often best to plan a staged upgrade path, so you spread the cost and keep the build balanced as you add more power.

Final Thoughts On The Mercedes A35 AMG

The Mercedes A35 AMG is a cracking all-round hot hatch, sharp enough out of the box to feel special, yet civilised enough for the daily slog. You get strong turbo power, decent grip and that premium AMG cabin vibe that makes every drive feel a bit more serious. Its core strengths are balance and usability, which is exactly why it responds so well to sensible tuning and well chosen performance parts. Start with breathing mods and heat management and you really wake the A35 up. A high quality intake, sports downpipe and freer flowing exhaust, supported by an intercooler upgrade and careful ECU calibration, can bring stronger mid-range punch and more consistent power on spirited runs. The stock cooling and charge temps are fine for road use, but once you push on, especially with extra boost, many owners quickly learn the value of better intercooling and a tidy remap. On the chassis side, the factory suspension is competent but leans towards comfort, and the car can feel a touch soft and underdamped when driven hard. Upgraded coilovers or matched springs and dampers, plus uprated anti-roll bars and performance alignment, give the A35 much sharper turn-in and more confidence on B-roads or track days. Add a proper set of lightweight alloys with quality tyres and the whole car feels keener and more precise without ruining ride quality. Finish it off with subtle styling tweaks, interior touches and maybe a mild brake upgrade and you have an A35 AMG that suits how you actually drive, not just the showroom brochure. Keep the mods balanced, use proven parts and you can enjoy noticeable gains while still keeping reliability, refinement and everyday practicality intact. The real fun is in tailoring the car to your taste, so use the A35’s strong base as a platform and build the fast, focused Mercedes you have always wanted.