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Audi B9 A4 FWD 2.0T

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Audi B9 A4 FWD 2.0T Engine Parts & Accessories

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Oil Drain Plug

ES#2802254 - N90813202 - Oil Drain Plug - Includes crush washer. M14x1.5 - Rein - Audi Volkswagen

Includes crush washer. M14x1.5 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:
Rein - Corporate Logo
ES#:
2802254
Mfg#:
N90813202
In Stock
ON SALE!
$10.99

This product was last offered at the strikethrough price on
06-29-2026

$10.44 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VTT Upgraded Ignition Coil Kit - Red - Set Of Four

ES#4464724 - VTTCOILVAGRED4 - VTT Upgraded Ignition Coil Kit - Red - Set Of Four - Exceeds the performance of factory RS3 coils and provides much higher spark output - Vargas Turbo Technologies - Audi Volkswagen

Exceeds the performance of factory RS3 coils and provides much higher spark output affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4464724
Mfg#:
VTTCOILVAGRED4
Ships in 10 Business Days
$167.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VTT Upgraded Ignition Coil Kit - Blue - Set Of Four

ES#4464726 - VTTCOILVAGBLUE4 - VTT Upgraded Ignition Coil Kit - Blue - Set Of Four - Exceeds the performance of factory RS3 coils and provides much higher spark output - Vargas Turbo Technologies - Audi Volkswagen

Exceeds the performance of factory RS3 coils and provides much higher spark output affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4464726
Mfg#:
VTTCOILVAGBLUE4
Ships in 5 Business Days
$167.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Crankshaft Seal - With Flange (Version B)

ES#4039458 - 06K103171G - Rear Crankshaft Seal - With Flange (Version B) - Also referred to as the rear main seal - Febi - Audi Volkswagen

Also referred to as the rear main seal 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:
Febi - Corporate Logo
ES#:
4039458
Mfg#:
06K103171G
In Stock
$36.99

This product was last offered at the strikethrough price on
04-16-2026

$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Systems B9 A4/A5 Hybrid Turbocharger Upgrade (400+ HP)

The Turbo Systems hybrid turbocharger is an original turbocharger that has been reworked to suit larger compressor and turbine wheels, along with a ball bearing cartridge. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Emmanuele Design - Corporate Logo
ES#:
4415827
Mfg#:
TS-B9-STG1
Ships in 1 Business Day
$2000.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain Guide Rail - Upper

ES#2639851 - 06K109469N - Timing Chain Guide Rail - Upper - Upper rail on the chain that connects to the camshaft - Genuine Volkswagen Audi - Audi Volkswagen

Upper rail on the chain that connects to the camshaft affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2639851
Mfg#:
06K109469N
In Stock
28% off MSRP

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

$45.18

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

$32.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Breather Hose

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
In Stock
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
07-01-2026

$152.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VWR Billet Oil Filler Cap

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
ON SALE! SAVE 11%
$103.99

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

$92.83 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RS5 Gas Cap

ES#3457816 - 8W0201550B - RS5 Gas Cap - Fuel filler cap with Audi 'RS' logo - Includes retaining strap - Genuine Volkswagen Audi - Audi

Fuel filler cap with Audi 'RS' logo - Includes retaining strap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3457816
Mfg#:
8W0201550B
In Stock
8% off MSRP

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

$85.00

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

$77.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brisk Silver Racing ER12YS Spark Plugs - Set Of Four

ES#4030523 - er12ys-4KT - Brisk Silver Racing ER12YS Spark Plugs - Set Of Four - Featuring silver fine wire center electrode - Superior ignition ability increases engine power! - Brisk - Audi Volkswagen

Featuring silver fine wire center electrode - Superior ignition ability increases engine power! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
One heat range colder than stock with a projected tip

Brand:
Brisk - Corporate Logo
ES#:
4030523
Mfg#:
ER12YS-4KT
In Stock
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Replacement MQB Drain Plug O-Ring - Priced Each

ES#3048195 - 9263K126 - Replacement MQB Drain Plug O-Ring - Priced Each - Finally, a replacement O-ring for your plastic oil pan's drain plug! Made from Viton Fluoroelastomer Rubber. - ECS - Audi Volkswagen Porsche

Finally, a replacement O-ring for your plastic oil pan's drain plug! Made from Viton® Fluoroelastomer Rubber. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3048195
Mfg#:
9263K126
In Stock
ON SALE! SAVE 25%
$4.99

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

$3.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RacingLine Higher Output Ignition Coil - Red - Priced Each

ES#4708244 - VWR900001 - RacingLine Higher Output Ignition Coil - Red - 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#:
4708244
Mfg#:
VWR900001
Ships in 1 Business Day
ON SALE! SAVE 11%
$55.99

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

$49.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MACH Force-Xp Stainless Steel Axle-Back Exhaust System

ES#4220054 - 49-36419-P - MACH Force-Xp Stainless Steel Axle-Back Exhaust System - Resonated 3" to 2-1/2" 304 Stainless Steel with polished tips - AFE - Audi

Resonated 3" to 2-1/2" 304 Stainless Steel with polished tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
4220054
Mfg#:
49-36419-P
Ships in 1 Business Day
ON SALE! SAVE 10%
$1049.00

This product was last offered at the strikethrough price on
06-29-2026

$944.10 USD

Coolant Expansion Tank

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

Build Your Own 2.0T Oil Service Kit - 0W-20

ES#5434044 - MQB20T0W20 - Build Your Own 2.0T Oil Service Kit - 0W-20 - Create the kit which best suits your needs! - Assembled By ECS - Audi Volkswagen

Create the kit which best suits your needs! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5434044
Mfg#:
MQB20T0W20
Ships in 7 Business Days
ON SALE!
Starting at $70.00 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Camshaft Position Sensor - Priced Each

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
Ships on Sep 8, 2026
Auto Notify
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

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

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