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Audi B9 A4 Quattro 2.0T Engine Parts & Accessories

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ES#5457714 - IESOWG11 - IE Core ECU Tune With POWERlink Cable - The perfect entry point for a stock car, delivering a massive Stage 1 power bump with no additional hardware required. - Integrated Engineering - Audi

The perfect entry point for a stock car, delivering a massive Stage 1 power bump with no additional hardware required. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
5457714
Mfg#:
IESOWG11
In Stock
ON SALE!
Starting at $152.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5457490 - CTS-IT-290Rsd4 - Performance High-Flow Air Intake System - 6" Velocity Stack *Scratch And Dent* - Designed to work in conjunction with the OEM air scoop to seamlessly force cold air into the system - Flowed through a massive 6" velocity stack filter! - Scratch & Dent - Audi

Designed to work in conjunction with the OEM air scoop to seamlessly force cold air into the system - Flowed through a massive 6" velocity stack filter! ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Scratch & Dent - Corporate Logo
ES#:
5457490
Mfg#:
CTS-IT-290RSD4
No longer available
ES#5446213 - CTS-IT-290Rsd5 - Performance High-Flow Air Intake System - 6" Velocity Stack *Scratch And Dent* - Designed to work in conjunction with the OEM air scoop to seamlessly force cold air into the system - Flowed through a massive 6" velocity stack filter! - Scratch & Dent - Audi

Designed to work in conjunction with the OEM air scoop to seamlessly force cold air into the system - Flowed through a massive 6" velocity stack filter! ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Scratch & Dent - Corporate Logo
ES#:
5446213
Mfg#:
CTS-IT-290RSD5
In Stock
ON SALE! SAVE 12%
$299.99

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

$263.99 USD
Free Shipping
on orders $49 and up
ES#5447383 - CTA1023 - VAG Timing Tool Kit-1.8L & 2.0L ( TSI/TFSI) *Scratch And Dent* - Everything you would ever need to complete a timing job. - Scratch & Dent - Audi Volkswagen

Everything you would ever need to complete a timing job. ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Scratch & Dent - Corporate Logo
ES#:
5447383
Mfg#:
CTA1023
In Stock
ON SALE! SAVE 82%
$314.00

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

$56.79 USD

A possible source of leaking oil or coolant 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#:
5481703
Mfg#:
06L117021GKT
In Stock
$68.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve that controls cam adjustment affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5444994
Mfg#:
06E103697AE
In Stock
ON SALE! SAVE 20%
$89.99

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

$71.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Everything you need to replace your thermostat/water pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Ina - Corporate Logo
ES#:
5481085
Mfg#:
06L121111JKT
In Stock
$399.99

This product was last offered at the strikethrough price on
06-18-2026

$395.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Direct replacement from the fuel pump on the passenger side of the car to an aftermarket MPI system. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
5481803
Mfg#:
201-0152KT
In Stock
$169.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4846365 - 034-509-0095 - Motorsport TrackSport Engine Mounts - Pair - Designed with extreme performance in mind and manufactured from billet aluminum and high-durometer Density Line rubber for better ride characteristics than polyurethane. - 034Motorsport - Audi

Designed with extreme performance in mind and manufactured from billet aluminum and high-durometer Density Line rubber for better ride characteristics than polyurethane. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4846365
Mfg#:
034-509-0095
Ships in 3 Business Days
$677.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4877202 - 034-103-2790A - B9/B9.5 Audi A4/A5/Allroad EA888.3 2.0T Dynamic+ Performance Software Package - Unleash up to 357HP/396TQ by transforming your Audi B9 A4/A5 with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features! - 034Motorsport - Audi

Unleash up to 357HP/396TQ by transforming your Audi B9 A4/A5 with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4877202
Mfg#:
034-103-2790A
Ships in 1 Business Day
Starting at $180.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
ES#4220053 - 49-36419-C - MACH Force-Xp Stainless Steel Axle-Back Exhaust System - Resonated 3" to 2-1/2" 304 Stainless Steel with carbon fiber tips - AFE - Audi

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

Brand:
AFE - Corporate Logo
ES#:
4220053
Mfg#:
49-36419-C
Ships in 4 Business Days
20% off MSRP

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

$1441.99

This product was last offered at the strikethrough price on
02-21-2026

$1153.00 USD
ES#3978985 - 77-46409 - Scorcher GT Power Module - Dyno tested and produced significant power increases of +23 HP / +28 lbs. x ft. torque - AFE - Audi

Dyno tested and produced significant power increases of +23 HP / +28 lbs. x ft. torque affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
3978985
Mfg#:
77-46409
Ships in 4 Business Days
$499.00 USD
Free Shipping
on orders $49 and up
ES#4220057 - 49-36420-P - MACH Force-Xp 304 Stainless Steel Cat-Back Exhaust System - Resonated 3" to 2-1/2" with 4" polished tips - AFE - Audi

Resonated 3" to 2-1/2" with 4" polished tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
4220057
Mfg#:
49-36420-P
Ships in 4 Business Days
20% off MSRP

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

$1915.00

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

$1532.00 USD
ES#4043997 - 3815-31002 - AWE Track to Touring Conversion Kit - B9 A4/A5 - Looking to bring it down a notch? - AWE - Audi

Looking to bring it down a notch? affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AWE - Corporate Logo
ES#:
4043997
Mfg#:
3815-31002
Ships on Jul 17, 2026
$865.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4415723 - JB4-Gen3-190 - Burger Motorsports JB4 Tuner - Features CAN-Bus connectivity for more advanced tuning  gain up to 30whp and 45lb-ft. of torque - Burger Motorsports - Audi

Features CAN-Bus connectivity for more advanced tuning — gain up to 30whp and 45lb-ft. of torque affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Not for sale or use in the state of California.
Fits 190hp models only

Brand:
Burger Motorsports - Corporate Logo
ES#:
4415723
Mfg#:
JB4-GEN3-190
Ships on Jul 15, 2026
$479.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#5457149 - IETPCK7 - High-Flow Charge Pipe Kit - Flow without limits: The ultimate bolt-on upgrade for Audi B9 power, sound, and reliability. - Integrated Engineering - Audi

Flow without limits: The ultimate bolt-on upgrade for Audi B9 power, sound, and reliability. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
5457149
Mfg#:
IETPCK7
Ships in 5 Business Days
ON SALE! SAVE 10%
$379.99

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

$341.99 USD
Free Shipping
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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