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Audi B9 A4 Quattro 2.0T

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Audi B9 A4 Quattro 2.0T Engine Parts & Accessories

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Carbon Fiber Engine Cover Overlay

ES#3426555 - 022526ecs01KT - Carbon Fiber Engine Cover Overlay - Add a touch of carbon fiber to your stock engine cover! - ECS - Audi

Add a touch of carbon fiber to your stock engine cover! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with production dates up to 03/22/2021

Brand:
ECS - Corporate Logo
ES#:
3426555
Mfg#:
022526ECS01KT
In Stock
ON SALE! SAVE 15%
$262.99

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

$223.54 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Drain Plug - Pack Of 10

ES#4352834 - 06L103801KT2 - Oil Drain Plug - Pack Of 10 - Stock up and save! - Hamburg Tech - Audi Volkswagen Porsche

Stock up and save! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4352834
Mfg#:
06L103801KT2
In Stock
$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Main Seal Installation Guide Tool

ES#3241268 - T20097 - Rear Main Seal Installation Guide Tool - Get your rear main installed the right way - Genuine Volkswagen Audi - Audi Volkswagen

Get your rear main installed the right way affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3241268
Mfg#:
T20097
In Stock
Limited Qty Sale
$154.73

This product was last offered at the strikethrough price on
06-15-2026

$138.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt

ES#3145391 - 06L903137A - Accessory Belt - Replaces your cracked or worn belt - Continental - Audi Volkswagen

Replaces your cracked or worn belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
3145391
Mfg#:
06L903137A
Back Ordered
Auto Notify
$24.99

This product was last offered at the strikethrough price on
06-24-2026

$18.65 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Road+ (Semi-Resonated)

ES#3176673 - SSXAU612 - Cat-Back Exhaust System - Road+ (Semi-Resonated) - 2.76" stainless steel with dual GT100 polished tips - Milltek Sport - Audi

2.76" stainless steel with dual GT100 polished tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
3176673
Mfg#:
SSXAU612
Ships in 4 Business Days
$2213.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust - Semi Resonated

ES#4159848 - B9A4SEMIRESONATE - Cat-Back Exhaust - Semi Resonated - 2.76" stainless steel with your choice of tip style - Milltek Sport - Audi

2.76" stainless steel with your choice of tip style affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
4159848
Mfg#:
B9A4SEMIRESONATE
Ships in 3 Business Days
Starting at $2213.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

P34 Cold Air Intake System

ES#3419046 - 034-108-1012 - P34 Cold Air Intake System - Delivers improved power, sound, and acceleration to B9 Audi A4/Allroad & A5 owners in a clean OEM+ package. - 034Motorsport - Audi

Delivers improved power, sound, and acceleration to B9 Audi A4/Allroad & A5 owners in a clean OEM+ package. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles without a MAF sensor

Brand:
034Motorsport - Corporate Logo
ES#:
3419046
Mfg#:
034-108-1012
In Stock
$553.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RacingLine Higher Output Ignition Coils - Red - Set of Four

ES#4708317 - VWR900001-4KT - RacingLine Higher Output Ignition Coils - Red - Set of Four - 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#:
4708317
Mfg#:
VWR900001-4KT
Ships in 1-2 days
$220.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B9 A4/S4 Carbon Fiber Inlet Scoop

ES#3537354 - 024641ecs02KT - B9 A4/S4 Carbon Fiber Inlet Scoop - Channel air to your intake with performance syle! - ECS - Audi

Channel air to your intake with performance syle! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3537354
Mfg#:
024641ECS02KT
Ships on Nov 18, 2026
ON SALE! SAVE 10%
$271.61

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

$244.45 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Complete Rod Bearing Set - Yellow Paint Markings

ES#4220153 - 06h105701pglbKT - Complete Rod Bearing Set - Yellow Paint Markings - Upper and Lower, for use with OEM style connecting rods - Genuine Volkswagen Audi - Audi Volkswagen

Upper and Lower, for use with OEM style connecting rods affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For pre-facelift models only (CYMC engine code)

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4220153
Mfg#:
06H105701PGLBKT
In Stock
$364.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Cooler Gasket

ES#2588860 - 06L117070 - Engine Oil Cooler Gasket - Connects oil cooler to oil filter housing - Genuine Volkswagen Audi - Audi Volkswagen

Connects oil cooler to oil filter housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2588860
Mfg#:
06L117070
In Stock
40% 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
06-24-2026

$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Adjuster Magnet

ES#4615908 - 06L109259A - Camshaft Adjuster Magnet - Stop oil leaks and replace the adjuster magnet in your vehicle - Hamburg Tech - Audi Volkswagen

Stop oil leaks and replace the adjuster magnet in your vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4615908
Mfg#:
06L109259A
In Stock
$49.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VWR Oil Catch Can Drain Kit

ES#4430957 - VWR130006 - VWR Oil Catch Can Drain Kit - A simple addition to make emptying your RacingLine Oil Management Kit quick, clean and simple! - Racingline - Audi Volkswagen

A simple addition to make emptying your RacingLine Oil Management Kit quick, clean and simple! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
4430957
Mfg#:
VWR130006
In Stock
$73.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Harmonic Balancer

ES#2681845 - 06H105243K - Harmonic Balancer - Reduces torsional vibrations on your crankshaft - Corteco - Audi Volkswagen

Reduces torsional vibrations on your crankshaft affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Corteco - Corporate Logo
ES#:
2681845
Mfg#:
06H105243K
In Stock
$172.99

This product was last offered at the strikethrough price on
06-03-2026

$133.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pump Cam Follower FUP3058

ES#4920226 - 06H109311B - Fuel Pump Cam Follower FUP3058 - Recommended to be replaced when replacing fuel pump - Hitachi - Audi BMW Volkswagen MINI

Recommended to be replaced when replacing fuel pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hitachi - Corporate Logo
ES#:
4920226
Mfg#:
06H109311B
In Stock
$97.99

This product was last offered at the strikethrough price on
02-23-2026

$92.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Connecting Rod Bolts - Set Of Eight

ES#2575257 - WHT001319KT - Connecting Rod Bolts - Set Of Eight - Secures the connecting end caps. M9x50 - Genuine Volkswagen Audi - Audi Volkswagen

Secures the connecting end caps. M9x50 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2575257
Mfg#:
WHT001319KT
In Stock
$34.99 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.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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