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Audi B9 A4 Quattro 2.0T Most Popular Parts

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ES#4753021 - 8W0121405L - Coolant Expansion Tank - Clean up your engine bay or replaced your cracked unit with a new coolant expansion tank - URO - Audi

Clean up your engine bay or replaced your cracked unit with a new coolant expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4753021
Mfg#:
8W0121405L
In Stock
$81.99 USD
Free Shipping
ES#4447031 - VWR190002 - VWR Billet Oil Filler Cap - Replace the factory plastic cap with this sturdy aluminum one in gloss midnight black anodizing - Racingline - Audi Volkswagen

Replace the factory plastic cap with this sturdy aluminum one in gloss midnight black anodizing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles from the 2021 model year only.

Brand:
Racingline - Corporate Logo
ES#:
4447031
Mfg#:
VWR190002
In Stock
$103.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2731320 - 1055665SW - DR Series Wheel Spacers (Black) - 5mm (1 Pair) Black - Get that stance that you've been craving with these new spacers - H&R - Audi Mercedes Benz MINI Porsche

Get that stance that you've been craving with these new spacers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
2731320
Mfg#:
1055665SW
In Stock
$102.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4708243 - VWR900000 - RacingLine Higher Output Ignition Coil - Blue - Priced Each  - Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. - Racingline - Audi Volkswagen

Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
4708243
Mfg#:
VWR900000
Ships in 1-2 days
$55.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4681105 - 034-110-Z014 - 034Motorsport Billet Oil Cap - Machined from 6061-T6 aluminum and anodized bright black for lifelong great looks! - 034Motorsport - Audi Volkswagen Porsche

Machined from 6061-T6 aluminum and anodized bright black for lifelong great looks! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles up through the 2020 model year only

Brand:
034Motorsport - Corporate Logo
ES#:
4681105
Mfg#:
034-110-Z014
In Stock
$97.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4163956 - 8W0199372CQ - Engine Mount - Right - Eliminate excessive engine vibrations - Genuine Volkswagen Audi - Audi

Eliminate excessive engine vibrations affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4163956
Mfg#:
8W0199372CQ
Ships in 1 day
8% off MSRP

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

$401.99

This product was last offered at the strikethrough price on
06-25-2026

$367.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4708020 - 8W0501652DKT - Wheel Bearing/Hub Assembly Kit - Rear - Replaces both Right and Left side with hardware. - Genuine Volkswagen Audi - Audi

Replaces both Right and Left side with hardware. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4708020
Mfg#:
8W0501652DKT
Ships in 2 Business Days
$1837.99

This product was last offered at the strikethrough price on
06-25-2026

$1255.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4708021 - 8W0407625JKT - Rear Wheel Bearing/Hub Assembly - Priced each  - Replace the right or left side and includes hardware - Genuine Volkswagen Audi - Audi

Replace the right or left side and includes hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4708021
Mfg#:
8W0407625JKT
Ships in 2 Business Days
$918.99

This product was last offered at the strikethrough price on
06-25-2026

$627.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3439117 - 06L103213AD - PCV Breather Hose  - Connects PCV to the intake manifold - Genuine Volkswagen Audi - Audi

Connects PCV to the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with CYMC engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3439117
Mfg#:
06L103213AD
Ships in 1 day
1% off MSRP

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

$155.00

This product was last offered at the strikethrough price on
06-25-2026

$152.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4758423 - 034-601-3007 - 034Motorsport Street Density Rear Shock Mount - Priced Each - Engineered for increased performance and durability over the factory rear shock mounts. - 034Motorsport - Audi

Engineered for increased performance and durability over the factory rear shock mounts. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4758423
Mfg#:
034-601-3007
In Stock
$47.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4920211 - 06L121081K - Coolant Bypass Hose - Upper Center - URO - Audi

Upper Center affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
URO - Corporate Logo
ES#:
4920211
Mfg#:
06L121081K
In Stock
$34.49 USD
Free Shipping
on orders $49 and up
ES#4818416 - 04C907601K - Camshaft Position Sensor - Priced Each - Used to locate the position of the valves for proper engine operation under all conditions - Bremmen Parts - Audi Volkswagen

Used to locate the position of the valves for proper engine operation under all conditions affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with CYMC engine code only

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818416
Mfg#:
04C907601K
In Stock
ON SALE! SAVE 21%
$65.99

This product was last offered at the strikethrough price on
05-02-2026

$52.22 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

This system produces a mild sound unleashing all available horsepower and torque. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
4500329
Mfg#:
49-36445
Back Ordered
20% off MSRP

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

$1138.99

This product was last offered at the strikethrough price on
05-27-2026

$911.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4008182 - 8W0121081ED - Expansion Tanks Breather Line  - keep your engine temps where they are supposed to be! - Genuine Volkswagen Audi - Audi

keep your engine temps where they are supposed to be! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4008182
Mfg#:
8W0121081ED
In Stock
5% off MSRP

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

$36.99

This product was last offered at the strikethrough price on
06-25-2026

$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4145042 - 8W0615121H - Front Brake Pad Wear Sensor  - Alerts you when your brake pads begin to wear thin - Bowa - Audi

Alerts you when your brake pads begin to wear thin affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Bowa - Corporate Logo
ES#:
4145042
Mfg#:
8W0615121H
In Stock
$28.99

This product was last offered at the strikethrough price on
05-07-2026

$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4046606 - 06K103171P - Rear Crankshaft Seal - With Flange - Also referred to as the rear main seal - Genuine Volkswagen Audi - Audi Volkswagen

Also referred to as the rear main seal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4046606
Mfg#:
06K103171P
Ships in 1 day
20% off MSRP

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

$321.65

This product was last offered at the strikethrough price on
06-25-2026

$258.61 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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