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Audi B6 A4 FWD 1.8T Engine Parts & Accessories

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ES#4004626 - N10303607 - Allen Bolt - Priced Each - Install new hardware with your new parts. M8x16 - Rein - Audi Volkswagen

Install new hardware with your new parts. M8x16 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Secures the turbo support bracket to the turbocharger

Brand:
Rein - Corporate Logo
ES#:
4004626
Mfg#:
N10303607
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2804310 - 06A129101DKT1 - Pressure Control Valve (PCV) - (19mm) - Located on the intake hose leading to the turbo inlet. Includes hose clamps - Assembled By ECS - Audi Volkswagen

Located on the intake hose leading to the turbo inlet. Includes hose clamps affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Fits up to VIN 8E-3-500 000 - Split is in the 2003 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2804310
Mfg#:
06A129101DKT1
In Stock
ON SALE! SAVE 22%
$21.19

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

$16.48 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3028744 - 8E0199379BGKT1 - Engine Mount Kit - Complete set of engine mounts and hardware to keep vibrations in check - Assembled By ECS - Audi

Complete set of engine mounts and hardware to keep vibrations in check affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Manual transmission vehicles

Brand:
Assembled By ECS - Corporate Logo
ES#:
3028744
Mfg#:
8E0199379BGKT1
Ships in 1 Business Day
ON SALE!
$186.99

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

$181.14 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3447639 - 8E0121251AQ - Radiator  - Keep your cooling system operating properly - Behr - Audi

Keep your cooling system operating properly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Behr - Corporate Logo
ES#:
3447639
Mfg#:
8E0121251AQ
Ships on Jul 2, 2026
$180.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#2966838 - 034-104-2002 -  Silicone Air Pump Hose - Connects the metal pipes in the air pump system - 034Motorsport - Audi Volkswagen

Connects the metal pipes in the air pump system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2966838
Mfg#:
034-104-2002
In Stock
$15.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2847752 - FMDV008MS - 008 Premium Diverter Valve - Matte Silver - Smaller, tougher and tuneable - Forge - Audi Volkswagen Porsche

Smaller, tougher and tuneable affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
2847752
Mfg#:
FMDV008MS
Back Ordered
$180.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#279996 - 06B109166 - Tensioning Roller Stud - Used for securing the timing belt tensioning roller. M10AxM8x68 - Genuine Volkswagen Audi - Audi

Used for securing the timing belt tensioning roller. M10AxM8x68 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
279996
Mfg#:
06B109166
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.

$19.99

This product was last offered at the strikethrough price on
06-16-2026

$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3419843 - 06B905379D - Air Temperature Sensor - Mounted on the intake manifold - Meyle - Audi Volkswagen

Mounted on the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3419843
Mfg#:
06B905379D
In Stock
Limited Qty Sale
$32.90

This product was last offered at the strikethrough price on
12-29-2025

$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#262891 - 06B121058BD - Coolant Return Hose - Connects the hard water pipe to the oil cooler - Rein - Audi

Connects the hard water pipe to the oil cooler affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
262891
Mfg#:
06B121058BD
In Stock
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2102472 - SPR-H1002D-AU - SuperTech Valve Spring - Exhaust - Priced Each - Super Clean Chrome silicon Vanadium Steel alloy for the highest performance and durability at high rpm's. - Supertech - Audi Volkswagen

Super Clean Chrome silicon Vanadium Steel alloy for the highest performance and durability at high rpm's. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
2102472
Mfg#:
SPR-H1002D-AU
Ships in 8 Business Days
$14.99 USD
Free Shipping
on orders $49 and up
ES#371827 - 4B3121276A - Upper Radiator Mount - Priced Each - Stabilizes the radiator within the core support - Genuine Volkswagen Audi - Audi

Stabilizes the radiator within the core support affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
371827
Mfg#:
4B3121276A
Ships in 2 Business Days
8% off MSRP

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

$12.99

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

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2586894 - 8E0121403KT - Expansion Tank Replacement Kit - Composed of genuine Audi parts to fix your leaking coolant expansion tank. - Assembled By ECS - Audi

Composed of genuine Audi parts to fix your leaking coolant expansion tank. 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#:
2586894
Mfg#:
8E0121403KT
Ships in 1 day
ON SALE! SAVE 44%
$158.99

This product was last offered at the strikethrough price on
02-08-2026

$89.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4390828 - 058109088K - Camshaft Chain Tensioner - Applies tension to the camshaft timing chain - VIKA - Audi Volkswagen

Applies tension to the camshaft timing chain affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
VIKA - Corporate Logo
ES#:
4390828
Mfg#:
058109088K
Ships in 1 day
$183.99

This product was last offered at the strikethrough price on
05-07-2026

$178.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2795501 - 06F129101NKT1 - Emissions Service Kit - Everything you need to service your PCV system - Vaico - Audi

Everything you need to service your PCV system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2795501
Mfg#:
06F129101NKT1
In Stock at Vendor
$182.99

This product was last offered at the strikethrough price on
05-07-2026

$177.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#279948 - 06B103213K - Breather Tube - Connects the hose connector to the PCV elbow - Genuine Volkswagen Audi - Audi Volkswagen

Connects the hose connector to the PCV elbow affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to VIN 8E-3-040000, split is in the 2003 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
279948
Mfg#:
06B103213K
Ships in 3 Business Days
6% off MSRP

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

$189.99

This product was last offered at the strikethrough price on
06-16-2026

$177.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2973079 - 028117021LKT6 - Oil Cooler Replacement Kit - Stage 2 - 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!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2973079
Mfg#:
028117021LKT6
In Stock
ON SALE!
$194.99

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

$177.80 USD
Free Shipping
This product is lifetime replacement eligible Partial 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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