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Audi Engine Parts & Accessories

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Radiator

ES#3545345 - 3519 - Radiator - Fix leaks and keep your cooling system efficient - Featuring OEM specified Plastic Tank/Aluminum Core Construction - CSF - Audi Porsche

Fix leaks and keep your cooling system efficient - Featuring OEM specified Plastic Tank/Aluminum Core Construction affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
Fits models with DSG (S-Tronic) transmission only

Brand:
CSF - Corporate Logo
ES#:
3545345
Mfg#:
3519
In Stock
$149.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Check Valve

ES#284337 - 079103175C - Oil Check Valve - Located under the valley pan, controls oil flow to the cylinder heads - Genuine Volkswagen Audi - Audi

Located under the valley pan, controls oil flow to the cylinder heads affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
284337
Mfg#:
079103175C
In Stock
14% off MSRP

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

$111.67

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

$95.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cast Stainless Steel Racing Downpipe

ES#4361376 - 034-105-4041-AWD - Cast Stainless Steel Racing Downpipe - Provides increased horsepower and torque throughout the powerband, reduced turbocharger lag, and an enhanced exhaust note! - 034Motorsport - Audi Volkswagen

Provides increased horsepower and torque throughout the powerband, reduced turbocharger lag, and an enhanced exhaust note! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4361376
Mfg#:
034-105-4041-AWD
Ships in 2 Business Days
$1017.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Diesel Purge - 500mL

ES#3411516 - 2005lmKT - Diesel Purge - 500mL - Add to your fuel tank to keep your car operating flawlessly and as efficiently as possible - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz Porsche

Add to your fuel tank to keep your car operating flawlessly and as efficiently as possible affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat! Ground ship only in the contiguous U.S.

Brand:
Liqui-Moly - Corporate Logo
ES#:
3411516
Mfg#:
2005LMKT
In Stock
$12.87 USD
Free Shipping
on orders $49 and up

Pressure Control Valve (PCV)

ES#4465428 - 06K103495AG - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - URO - Audi Volkswagen

Also called the "breather valve" or "oil separator" 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#:
4465428
Mfg#:
06K103495AG
In Stock
$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Ultimate Audi B9 Street Shield Kit

ES#3612458 - 019207ecs01KT5 - ECS Tuning Ultimate Audi B9 Street Shield Kit - Get the ultimate under body protection for your B9! - ECS - Audi

Get the ultimate under body protection for your B9! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3612458
Mfg#:
019207ECS01KT5
In Stock
ON SALE!
$1045.99

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

$1014.61 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

3" Hi-Flow Downpipes

ES#2992809 - SSXAU554 - 3" Hi-Flow Downpipes - Featuring Milltek Sport 100-cell Hi-Flow Sports Cats - Milltek Sport - Audi

Featuring Milltek Sport 100-cell Hi-Flow Sports Cats affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Must be fitted with Milltek Sport Cat-Back System - Requires stage 2 ECU remap and oxygen sensor extension leads

Brand:
Milltek Sport - Corporate Logo
ES#:
2992809
Mfg#:
SSXAU554
Ships in 3 Business Days
$5061.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

PCV Breather Hose

ES#4818492 - 06K103213J - PCV Breather Hose - Connects the PCV valve to turbo inlet hose - Bremmen Parts - Audi Volkswagen

Connects the PCV valve to turbo inlet hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818492
Mfg#:
06K103213J
In Stock
ON SALE! SAVE 20%
$38.99

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

$31.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe - Supply

ES#3132775 - 06E121045BB - Coolant Pipe - Supply - Main supply pipe that connects to the upper radiator hose and the engine - Genuine Volkswagen Audi - Audi

Main supply pipe that connects to the upper radiator hose and the engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3132775
Mfg#:
06E121045BB
In Stock
10% off MSRP

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

$206.64

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

$186.76 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit

ES#3648475 - 06l903133d2KT - Accessory Belt Kit - Keep your drive belt tight with a new belt, tensioner, and hardware - Assembled By ECS - Audi Volkswagen

Keep your drive belt tight with a new belt, tensioner, and hardware 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#:
3648475
Mfg#:
06L903133D2KT
In Stock
ON SALE! SAVE 14%
$78.99

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

$68.12 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#4620648 - 06E103547P - Pressure Control Valve (PCV) - Located beneath the intake manifold - Hengst - Audi
ECS Tuning recommends this product.

Located beneath the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Hengst - Corporate Logo
ES#:
4620648
Mfg#:
06E103547P
Ships in 8 Business Days
Auto Notify
$119.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pro-Line Diesel Cleaner - 500mL

ES#3514690 - 2032KT - Pro-Line Diesel Cleaner - 500mL - Cleans the injection system and combustion chamber while increasing cetane number - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz Porsche

Cleans the injection system and combustion chamber while increasing cetane number affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3514690
Mfg#:
2032KT
In Stock
$17.99 USD
Free Shipping
on orders $49 and up

VW/Audi TSI PCV Intake Adapter -10AN Male - Each

ES#2931595 - 006235ECS02 - VW/Audi TSI PCV Intake Adapter -10AN Male - Each - Easily adapt your custom catch can setup to your inlet pipe's PCV fitting for -10AN female connection - ECS - Audi Volkswagen

Easily adapt your custom catch can setup to your inlet pipe's PCV fitting for -10AN female connection affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2931595
Mfg#:
006235ECS02
In Stock
ON SALE! SAVE 25%
$45.99

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

$34.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S5 Coupe/Cabriolet 3.0T Valved Exhaust System

ES#4658162 - 016752LA01 - Audi B9 S5 Coupe/Cabriolet 3.0T Valved Exhaust System - ECS evolutionary design and manufacturing, blending with raw emotion, desire and passion, creating a truly unique driving experience - ECS - Audi

ECS evolutionary design and manufacturing, blending with raw emotion, desire and passion, creating a truly unique driving experience affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Fits up to 2022 model years

Brand:
ECS - Corporate Logo
ES#:
4658162
Mfg#:
016752LA01
In Stock
ON SALE!
Starting at $1258.35 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain - Priced Each

ES#252012 - 058109229B - Timing Chain - Priced Each - Connects the camshafts together around the tensioner - Iwis - Audi Volkswagen

Connects the camshafts together around the tensioner affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
One per bank

Brand:
Iwis - Corporate Logo
ES#:
252012
Mfg#:
058109229B
In Stock
$58.51 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR Iridium Pro Spark Plug - Priced Each

ES#4616175 - Z1003101 - APR Iridium Pro Spark Plug - Priced Each - An excellent upgrade for tuned engines. 14X19X16mm - Heat Range 9 - APR - Audi Volkswagen Porsche

An excellent upgrade for tuned engines. 14X19X16mm - Heat Range 9 Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
4616175
Mfg#:
Z1003101
In Stock
11% off MSRP

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

$24.69

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

$21.95 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.

Other Audi Engine Parts & Accessories

Let us help you find the parts that fit your Audi

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Manufacturer names and/or part numbers are used only for identification purposes.

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