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Audi S4 Engine Parts & Accessories

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ES#4727527 - AWEB9S4SP - AWE SwitchPath Exhaust System - Audi B9 S4 3.0T - Comes complete with non-resonated downpipes, a precision-engineered x-pipe mid-section, and two valved muffler sections. - AWE - Audi

Comes complete with non-resonated downpipes, a precision-engineered x-pipe mid-section, and two valved muffler sections. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AWE - Corporate Logo
ES#:
4727527
Mfg#:
AWEB9S4SP
Ships on Jul 10, 2026
Starting at $3625.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4044042 - 4510-11042 - AWE Carbon Fiber Shrouds for Audi 2.7T - Set of 2 - Left & Right Side Carbon Fiber Intercooler Shrouds - Shrouds Only - AWE - Audi

Left & Right Side Carbon Fiber Intercooler Shrouds - Shrouds Only affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Note: minor trimming may be required. Be sure to refer to the installation instructions in the tab.

Brand:
AWE - Corporate Logo
ES#:
4044042
Mfg#:
4510-11042
Ships in 4 Business Days
$435.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4727525 - AWEB9S4TR - AWE Touring Edition Exhaust System - Audi B9 S4 3.0T - Removes the factory valving and replaces it with AWE™s 180 Technology drone-cancelling resonators and resonated downpipes. - AWE - Audi

Removes the factory valving and replaces it with AWE’s 180 Technology® drone-cancelling resonators and resonated downpipes. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AWE - Corporate Logo
ES#:
4727525
Mfg#:
AWEB9S4TR
Ships on Jul 10, 2026
Starting at $2775.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4043315 - 2660-13028 - AWE S-FLO Carbon Intake - Audi B8 3.0T / 3.2L - Gains of 7 HP and 6 ft-lbs of torque. Allows 34% more airflow over stock, with eye catching carbon fiber engine bay upgrade. - AWE - Audi

Gains of 7 HP and 6 ft-lbs of torque. Allows 34% more airflow over stock, with eye catching carbon fiber engine bay upgrade. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AWE - Corporate Logo
ES#:
4043315
Mfg#:
2660-13028
Ships on Jul 10, 2026
$665.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4150357 - 078253039G - Exhaust Manifold Gasket - Priced Each - Fits the left and right side - Ajusa - Audi

Fits the left and right side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Ajusa - Corporate Logo
ES#:
4150357
Mfg#:
078253039G
Ships in 3 Business Days
$9.99 USD
Free Shipping
on orders $49 and up
ES#5341266 - 078198025 - Valve Cover Gasket Set - Priced Each - Exact fit for left and right side valve covers - two required for servicing both banks. - Ajusa - Audi Volkswagen

Exact fit for left and right side valve covers - two required for servicing both banks. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Ajusa - Corporate Logo
ES#:
5341266
Mfg#:
078198025
Ships in 3 Business Days
$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2973044 - 078117021AKT -  Oil Cooler Replacement Kit  - Includes the necessary components to replace your oil cooler and perform an engine oil service - Assembled By ECS - Audi

Includes the necessary components to replace your oil cooler and perform an engine oil service affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Up to VIN 8D-Y-022960, split is in the 2000 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2973044
Mfg#:
078117021AKT
Ships in 1 Business Day
$129.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#2724088 - 06A115561BPSKT - Oil Service Kit  - Includes standard Mann oil filter and Vaico 5w-40 oil - Assembled By ECS - Audi Volkswagen

Includes standard Mann oil filter and Vaico 5w-40 oil 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#:
2724088
Mfg#:
06A115561BPSKT
In Stock at Vendor
ON SALE!
$69.99

This product was last offered at the strikethrough price on
06-10-2026

$68.75 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
ES#3677363 - 079121111jKT6 - Cooling System Refresh Kit  - Service your critical cooling system components with this complete kit, with Genuine Coolant. - Assembled By ECS - Audi

Service your critical cooling system components with this complete kit, with Genuine Coolant. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Includes thermostat with housing.

Brand:
Assembled By ECS - Corporate Logo
ES#:
3677363
Mfg#:
079121111JKT6
In Stock at Vendor
$683.99

This product was last offered at the strikethrough price on
02-16-2026

$673.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
ES#4769758 - 06M117015MAKT - Oil Cooler Kit  - Replace you Oil cooler with new gaskets and bolts - Assembled By ECS - Audi

Replace you Oil cooler with new gaskets and bolts 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#:
4769758
Mfg#:
06M117015MAKT
In Stock at Vendor
ON SALE!
$153.31 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
ES#4730401 - EBFI77-MB6-802 - BFI 4.2 V8 Complete Replacement Engine Mount - Stage 2 - Priced Each - Replace your old, tired, hydraulic engine mount with BFI's proprietary bushing and bracket/Cup design - Black Forest Industries - Audi

Replace your old, tired, hydraulic engine mount with BFI's proprietary bushing and bracket/Cup design affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Black Forest Industries - Corporate Logo
ES#:
4730401
Mfg#:
EBFI77-MB6-802
Ships on Jul 14, 2026
$239.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4730400 - EBFI77-MB6-801 - BFI 4.2 V8 Complete Replacement Engine Mount - Stage 1 - Priced Each - Replace your old, tired, hydraulic engine mount with BFI's proprietary bushing and bracket/Cup design - Black Forest Industries - Audi

Replace your old, tired, hydraulic engine mount with BFI's proprietary bushing and bracket/Cup design affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Black Forest Industries - Corporate Logo
ES#:
4730400
Mfg#:
EBFI77-MB6-801
Ships on Jul 14, 2026
$229.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4213368 - jb4-audi-3.0tKT - Burger Motorsports JB4 Tuner W/ Smartphone Wireless Connect Kit - Features CAN-Bus connectivity for more advanced tuning  gain up to 45hp/65lb-ft on a stock car - Burger Motorsports - Audi

Features CAN-Bus connectivity for more advanced tuning — gain up to 45hp/65lb-ft on a stock car affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Not for sale or use in the state of California.

Brand:
Burger Motorsports - Corporate Logo
ES#:
4213368
Mfg#:
JB4-AUDI-3.0TKT
Ships on Jul 8, 2026
$638.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3188408 - 090-163 - Oil Drain Plug - Includes crush washer. M26x1.5 - Dorman - Audi Volkswagen

Includes crush washer. M26x1.5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Dorman - Corporate Logo
ES#:
3188408
Mfg#:
090-163
Ships in 4 Business Days
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3189425 - 620-818 - Electric Fan Assembly - 280mm - Factory replacement parts. - Dorman - Audi

Factory replacement parts. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Dorman - Corporate Logo
ES#:
3189425
Mfg#:
620-818
Ships in 4 Business Days
$148.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3190125 - 907-764 - Crankshaft Position Sensor - Also known as the RPM or speed sensor - Dorman - Audi Volkswagen

Also known as the RPM or speed sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Manual transmission models

Brand:
Dorman - Corporate Logo
ES#:
3190125
Mfg#:
907-764
Ships in 4 Business Days
$76.99 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.

Let us help you find the parts that fit your Audi

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