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Audi B9 A4 Quattro 2.0T

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Audi B9 A4 Quattro 2.0T Most Popular Parts

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Billet Brake Fluid Cap - Black Anodized

ES#4039245 - 020809ECS01-01 - Billet Brake Fluid Cap - Black Anodized - Lose the plastic! - ECS - Audi Volkswagen

Lose the plastic! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4039245
Mfg#:
020809ECS01-01
Ships on Jan 8, 2027
$89.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RaceChip RS With App Control

ES#4339090 - 906972 - RaceChip RS With App Control - Get up to +55 hp and +61 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip - Race Chip - Audi Porsche

Get up to +55 hp and +61 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip For pre-facelift vehicles with CYMC engine Code

Brand:
Race Chip - Corporate Logo
ES#:
4339090
Mfg#:
906972
Ships in 5 Business Days
$449.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

18" Wheel Spacer Flush Fit Kit - Polished Bolts

ES#3103499 - 019204ecs01KT - 18" Wheel Spacer Flush Fit Kit - Polished Bolts - Includes spacers & Polished bolts to obtain a flush look on your OE 18" wheels - ECS - Audi

Includes spacers & Polished bolts to obtain a flush look on your OE 18" wheels 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3103499
Mfg#:
019204ECS01KT
Back Ordered
Auto Notify
ON SALE! SAVE 15%
$263.99

This product was last offered at the strikethrough price on
06-13-2026

$224.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Inner Tie Rod - Priced Each

ES#3013197 - 4M0423810C - Inner Tie Rod - Priced Each - Fits the left and right side - Genuine Volkswagen Audi - Audi

Fits the left and right side

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3013197
Mfg#:
4M0423810C
Ships in 1 day
9% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$243.99

This product was last offered at the strikethrough price on
08-27-2026

$222.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brass Oil Drain Plug

ES#3714258 - 06L103801prm - Brass Oil Drain Plug - Premium brass construction with o-ring - URO Premium - Audi Volkswagen Porsche

Premium brass construction with o-ring 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO Premium - Corporate Logo
ES#:
3714258
Mfg#:
06L103801PRM
In Stock
$8.54 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rebuild Kit For Dynamic+ Billet Adjustable Front Sway Bar End Links

ES#4770470 - 034-402-Z050 - Rebuild Kit For Dynamic+ Billet Adjustable Front Sway Bar End Links - Rebuild kit for 034-402-4033 - 034Motorsport - Audi

Rebuild kit for 034-402-4033 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4770470
Mfg#:
034-402-Z050
Back Ordered
ON SALE! SAVE 26%
$85.00

This product was last offered at the strikethrough price on
08-17-2026

$63.27 USD
Free Shipping

Turbo Muffler Delete Pipe

ES#2996368 - FMMD2 - Turbo Muffler Delete Pipe - Replace the factory turbo muffler with a straight, uninterrupted billet aluminum delete - Forge - Audi Volkswagen

Replace the factory turbo muffler with a straight, uninterrupted billet aluminum delete

Brand:
Forge - Corporate Logo
ES#:
2996368
Mfg#:
FMMD2
In Stock
$220.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Power Stop Euro-Stop Premium Rear Brake Kit (330mm)

ES#4795484 - ESK7431 - Power Stop Euro-Stop Premium Rear Brake Kit (330mm) - An authentic OE-specification rear axle braking solution featuring European-sourced pads, high-carbon smooth Geomet coated rotors, and strict ECE-R90 certification. - Power Stop - Audi

An authentic OE-specification rear axle braking solution featuring European-sourced pads, high-carbon smooth Geomet® coated rotors, and strict ECE-R90 certification.

Brand:
Power Stop - Corporate Logo
ES#:
4795484
Mfg#:
ESK7431
Ships in 1 Business Day
$220.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Gasket

ES#3971315 - 06L121139A - Thermostat Gasket - Seals the thermostat and water pump to the engine - Genuine Volkswagen Audi - Audi Volkswagen

Seals the thermostat and water pump to the engine

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3971315
Mfg#:
06L121139A
In Stock
13% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$14.99

This product was last offered at the strikethrough price on
07-01-2026

$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rennline 20mm Wheel Spacers - Black (Pair)

ES#4755586 - LS23.20MM - Rennline 20mm Wheel Spacers - Black (Pair) - Improve the look of your vehicle with spacers - Rennline - Audi Volkswagen Porsche

Improve the look of your vehicle with spacers

Brand:
Rennline - Corporate Logo
ES#:
4755586
Mfg#:
LS23.20MM
Ships in 5 Business Days
$147.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Belly Pan - Front Section

ES#4666860 - 8w0863821fKT - Front Belly Pan - Front Section - Reduces noise and protects your undercarriage - Genuine Volkswagen Audi - Audi

Reduces noise and protects your undercarriage

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4666860
Mfg#:
8W0863821FKT
Ships in 1 day
$439.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Rear Exact-Fit Stainless Steel Brake Lines

ES#3410499 - 019318ECS02 - Rear Exact-Fit Stainless Steel Brake Lines - Rear set of DOT-compliant lines for an improved pedal feel - ECS - Audi

Rear set of DOT-compliant lines for an improved pedal feel 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3410499
Mfg#:
019318ECS02
In Stock
$109.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ambient Air Temperature Probe

ES#4872096 - 8Z0820535B - Ambient Air Temperature Probe - Measures the outside air temperature - URO - Audi Volkswagen

Measures the outside air temperature 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4872096
Mfg#:
8Z0820535B
In Stock
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Installation Kit

ES#4810472 - 4m0121095KT - Radiator Installation Kit - Install new hardware with your new radiator - Genuine Volkswagen Audi - Audi

Install new hardware with your new radiator

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4810472
Mfg#:
4M0121095KT
Ships in 1 day
$146.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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