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Audi B9 S5 Quattro 3.0T Sportback

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Audi B9 S5 Quattro 3.0T Sportback Engine Parts & Accessories

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Carbon Fiber ECU Cover - Audi B9 S4/S5/RS5

ES#3247906 - 024249ECS01 - Carbon Fiber ECU Cover - Audi B9 S4/S5/RS5 - Compliment your engine bay and hide away the exposed ECU - ECS - Audi

Compliment your engine bay and hide away the exposed ECU 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3247906
Mfg#:
024249ECS01
Ships on Sep 21, 2026
Auto Notify
ON SALE! SAVE 20%
$239.99

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

$191.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Competition Intercooler With Charge Pipe Kit

ES#4418610 - 200001120.PIPE - Competition Intercooler With Charge Pipe Kit - The high performance intercooler core provides a 134% larger frontal area and 105% more volume compared to the stock mounted intercooler. Includes charge pipe kit. - Wagner Tuning - Audi

The high performance intercooler core provides a 134% larger frontal area and 105% more volume compared to the stock mounted intercooler. Includes charge pipe kit. **This kit is for US vehicle fitment**

Brand:
Wagner Tuning - Corporate Logo
ES#:
4418610
Mfg#:
200001120.PIPE
In Stock
$1140.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RacingLine Oil Catch Can System - B9 S4/S5/SQ5

ES#4620271 - VWR131000 - RacingLine Oil Catch Can System - B9 S4/S5/SQ5 - Features a complete PCV replacement block feeding to an internally-baffled can to eliminate oil-build-up in the intercooler and inlet tract - Racingline - Audi

Features a complete PCV replacement block feeding to an internally-baffled can to eliminate oil-build-up in the intercooler and inlet tract

Brand:
Racingline - Corporate Logo
ES#:
4620271
Mfg#:
VWR131000
Ships in 2 Business Days
$1117.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 A4/S4/A5 Engine Street Shield Aluminum Skid Plate

ES#3411957 - 019207ecs01KT - Audi B9 A4/S4/A5 Engine Street Shield Aluminum Skid Plate - Protect your vehicle's plastic oil pan with this 4mm thick aluminum skid plate - ECS - Audi

Protect your vehicle's plastic oil pan with this 4mm thick aluminum skid plate 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3411957
Mfg#:
019207ECS01KT
In Stock
$391.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pump And Thermostat Replacement Kit

ES#4690993 - 06m121115kKT - Water Pump And Thermostat Replacement Kit - Replace your Genuine thermostat and temp sensor with one kit! - Genuine Volkswagen Audi - Audi

Replace your Genuine thermostat and temp sensor with one kit! Includes Updated 6-Bolt Water Pump and Pulley

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4690993
Mfg#:
06M121115KKT
In Stock
$791.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Basic Oil Separator/Pressure Control Valve (PCV) Kit

ES#4698595 - 06m103515fKT - Basic Oil Separator/Pressure Control Valve (PCV) Kit - Replace your leaking PCV - Genuine Volkswagen Audi - Audi

Replace your leaking PCV

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4698595
Mfg#:
06M103515FKT
In Stock
$167.99

This product was last offered at the strikethrough price on
02-24-2026

$152.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Full Synthetic Engine Oil (0W-20) - 1 Quart

ES#4871645 - GC600201QDSP - Full Synthetic Engine Oil (0W-20) - 1 Quart - LongLife IV - SAE 0W-20 - 508.00/509.00 - Genuine Volkswagen Audi - Audi Volkswagen

LongLife IV - SAE 0W-20 - 508.00/509.00

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4871645
Mfg#:
GC600201QDSP
In Stock
$15.11

This product was last offered at the strikethrough price on
06-09-2026

$14.99 USD
Free Shipping
on orders $49 and up

ECS Tuning Billet Engine Oil Dipstick - Black Anodized

ES#3545565 - 023954ECS01-02 - ECS Tuning Billet Engine Oil Dipstick - Black Anodized - A beautiful addition and durable upgrade for your engine - ECS - Audi

A beautiful addition and durable upgrade for your engine 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3545565
Mfg#:
023954ECS01-02
In Stock
ON SALE! SAVE 25%
$104.99

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

$78.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo B9 S4/S5 High Flow Cat

ES#4043052 - CTS-EXH-TP-0009C - CTS Turbo B9 S4/S5 High Flow Cat - CTS Turbo high flow cat is made to maximize exhaust flow for highest power gains - Do not compromise performance and sound with factory parts - Unleash your B9 S4/S5 3.0T Potential! - CTS - Audi

CTS Turbo high flow cat is made to maximize exhaust flow for highest power gains - Do not compromise performance and sound with factory parts - Unleash your B9 S4/S5 3.0T Potential!

Brand:
CTS - Corporate Logo
ES#:
4043052
Mfg#:
CTS-EXH-TP-0009C
In Stock
ON SALE! SAVE 15%
$699.99

This product was last offered at the strikethrough price on
07-10-2026

$594.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Res-X Front Resonator Delete

ES#4845334 - 034-105-7060 - Res-X Front Resonator Delete - Unleash a throaty growl under hard acceleration! - 034Motorsport - Audi

Unleash a throaty growl under hard acceleration!

Brand:
034Motorsport - Corporate Logo
ES#:
4845334
Mfg#:
034-105-7060
In Stock
$303.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VW MK8 2.0T / Audi 3.0T Diverter Valve Spacer - Clear Anodized

ES#4033242 - 028495ECS01 - VW MK8 2.0T / Audi 3.0T Diverter Valve Spacer - Clear Anodized - Let your turbo blow off some air for an exhilarating driving experience! - ECS - Audi Volkswagen

Let your turbo blow off some air for an exhilarating driving experience! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4033242
Mfg#:
028495ECS01
In Stock
ON SALE! SAVE 25%
$89.99

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

$67.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B9 S4/S5 Downpipe & Resonator Delete Kit

ES#4715650 - 016752la02KT - B9 S4/S5 Downpipe & Resonator Delete Kit - No cutting required, easy-to-install downpipes with resonator deletes for your factory cat back exhaust. - ECS - Audi

No cutting required, easy-to-install downpipes with resonator deletes for your factory cat back exhaust. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4715650
Mfg#:
016752LA02KT
In Stock
ON SALE!
$479.99

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

$455.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S4 Luft-Technik Intercooler and Charge Pipe Kit

ES#3639384 - 023880ecs01akt1 - Audi B9 S4 Luft-Technik Intercooler and Charge Pipe Kit - Full kit to upgrade your charge pipes and front mount intercooler - ECS - Audi

Full kit to upgrade your charge pipes and front mount intercooler 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3639384
Mfg#:
023880ECS01AKT1
Ships on Oct 12, 2026
Auto Notify
ON SALE! SAVE 15%
$1019.99

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

$866.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Liqui Moly Top Tec - Oil Service Kit (0w-20)

ES#4659470 - 202361KT - Liqui Moly Top Tec - Oil Service Kit (0w-20) - Includes LiquiMoly Top Tec 6200 508.00/509.00 0W20 oil, Genuine Audi Filter, drain plug, and washer for a complete oil service - Assembled By ECS - Audi

Includes LiquiMoly Top Tec 6200 508.00/509.00 0W20 oil, Genuine Audi Filter, drain plug, and washer for a complete oil service 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4659470
Mfg#:
202361KT
In Stock
$128.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

APR Cat-Back Exhaust System - B9 S4/S5

ES#4901469 - CBK0012 - APR Cat-Back Exhaust System - B9 S4/S5 - Features TIG welded brushed T304 stainless steel construction and offers gains of 10 AWHP and 12 AWFT-LBS of torque - APR - Audi

Features TIG welded brushed T304 stainless steel construction and offers gains of 10 AWHP and 12 AWFT-LBS of torque Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
4901469
Mfg#:
CBK0012
In Stock
24% off MSRP

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

$2418.99

This product was last offered at the strikethrough price on
04-22-2026

$1827.99 USD
Free Shipping

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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