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Audi B6 A4 Quattro 1.8T Most Popular Parts

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ES#2219685 - 06A103245F - Emissions Service Kit - Complete PCV Kit for your engine - Assembled By ECS - Audi

Complete PCV Kit for your engine 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
From VIN 8E-4-000001, split is in the 2004 model year - with 25mm relief valve

Brand:
Assembled By ECS - Corporate Logo
ES#:
2219685
Mfg#:
06A103245F
Back Ordered
ON SALE! SAVE 10%
$562.12

This product was last offered at the strikethrough price on
11-07-2026

$505.91 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#4017066 - b618tpplvl1KT1 - B6 A4 1.8T Performance Pack - Level 1  - Entry-level performance kit composed of a careful selection of our best sellers, offering valuable performance gains at a 'bang for the buck' price point - Assembled By ECS - Audi

Entry-level performance kit composed of a careful selection of our best sellers, offering valuable performance gains at a 'bang for the buck' price point 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
Fits up to VIN 8E-3-500000, split is in the 2003 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
4017066
Mfg#:
B618TPPLVL1KT1
Back Ordered
$398.99

This product was last offered at the strikethrough price on
07-17-2026

$374.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#5481342 - sprk-audi18vKT - Supertech Performance Valvetrain Upgrade Kit - This high-performance engine kit combines an upgraded dual-spring valvetrain, Inconel and nitrided valves, a top-end gasket set, and premium tri-metal race main bearings. - Assembled By ECS - Audi Volkswagen

This high-performance engine kit combines an upgraded dual-spring valvetrain, Inconel and nitrided valves, a top-end gasket set, and premium tri-metal race main bearings. 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5481342
Mfg#:
SPRK-AUDI18VKT
Back Ordered
$1702.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3659151 - 4b3121276aktKT - Radiator Installation Kit - Install new hardware with your new radiator - Assembled By ECS - Audi

Install new hardware with your new radiator 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3659151
Mfg#:
4B3121276AKTKT
Back Ordered
ON SALE!
$57.99

This product was last offered at the strikethrough price on
11-07-2026

$55.41 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2581949 - N10445701KT1 - Front Bulb Refresh Kit - Xenon  - Avoid bulb outages before they happen with this front exterior lighting kit! - Assembled By ECS - Audi

Avoid bulb outages before they happen with this front exterior lighting kit! 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
Fits vehicles with Xenon headlights up to VIN 8E-2-115714 - split is in the 2002 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2581949
Mfg#:
N10445701KT1
Back Ordered
ON SALE!
$129.99

This product was last offered at the strikethrough price on
10-31-2026

$122.57 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2219683 - 06A103213AM - Emissions Service Kit - Don't let a clogged PCV system ruin your engine - Assembled By ECS - Audi

Don't let a clogged PCV system ruin your engine 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
From VIN 8E-4-000001, split is in the 2004 model year - with 20mm relief valve

Brand:
Assembled By ECS - Corporate Logo
ES#:
2219683
Mfg#:
06A103213AM
Back Ordered
ON SALE! SAVE 12%
$494.99

This product was last offered at the strikethrough price on
11-07-2026

$435.82 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3137838 - CH146SPOKT - 18" BBS CH-R Wheels - Set Of Four  - 18x8.5 ET38 5x112 57.1CB - Brilliant Silver with Polished Rim Protector - BBS - Audi Volkswagen

18x8.5 ET38 5x112 57.1CB - Brilliant Silver with Polished Rim Protector

Brand:
BBS - Corporate Logo
ES#:
3137838
Mfg#:
CH146SPOKT
Back Ordered
$2997.99

This product was last offered at the strikethrough price on
11-04-2026

$2252.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#5516352 - 106-0744 - Direct-Fit Replacement Exhaust System Kit - Eliminate exhaust leaks and restore factory quiet performance with this direct-fit, bolt-on replacement exhaust system. - BRExhaust - Audi

Eliminate exhaust leaks and restore factory quiet performance with this direct-fit, bolt-on replacement exhaust system.

Brand:
BRExhaust - Corporate Logo
ES#:
5516352
Mfg#:
106-0744
Back Ordered
49% off MSRP

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

$2068.99

This product was last offered at the strikethrough price on
11-10-2026

$1045.00 USD
Free Shipping
ES#2574615 - 8E0615301QKT5 - Front Brake Rotors - Pair (288x25) - Restore the stopping power in your vehicle - Balo - Audi Volkswagen

Restore the stopping power in your vehicle

Brand:
Balo - Corporate Logo
ES#:
2574615
Mfg#:
8E0615301QKT5
Back Ordered
$137.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2983783 - 46-183071 - Bilstein B12 Pro-Kit Suspension System - Expertly matched performance Eibach Pro-line lowering springs and Bilstein shock/strut package for a dramatic increase in performance handling. World-famous Bilstein quality with a limited lifetime warranty! - Bilstein - Audi

Expertly matched performance Eibach Pro-line lowering springs and Bilstein shock/strut package for a dramatic increase in performance handling. World-famous Bilstein quality with a limited lifetime warranty! 10X Entries Into Our F80 M3 Sweepstakes
2X Entries For Our Spin To Win Sweepstakes!
For Avant models with Automatic transmission.

Brand:
Bilstein - Corporate Logo
ES#:
2983783
Mfg#:
46-183071
Back Ordered
$926.00 USD
Free Shipping
ES#4064995 - 096-3021KT - Catalytic Converter - Keep your emissions in check - Price includes a $14.95 core charge - Bosal - Audi Volkswagen

Keep your emissions in check - Price includes a $14.95 core charge Not legal for sale or use in the state of New York or California

Brand:
Bosal - Corporate Logo
ES#:
4064995
Mfg#:
096-3021KT
Back Ordered
$952.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#5491050 - 8e0615301tkt6KT7 - Front & Rear UV Coated Brake Rotors - Set (345x30 / 300x22) - Features Brembo's special UV paint treatment that guarantees superior corrosion resistance. - Brembo - Audi

Features Brembo's special UV paint treatment that guarantees superior corrosion resistance. 2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
Replacement rotors for vehicles with the Stage 1 Big Brake Kit

Brand:
Brembo - Corporate Logo
ES#:
5491050
Mfg#:
8E0615301TKT6KT7
Back Ordered
$508.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4940359 - N01152527 - Washer - Priced Each - Install new hardware with your new parts. 8.4x16x1.6 - Bremmen Parts - Audi Volkswagen

Install new hardware with your new parts. 8.4x16x1.6 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4940359
Mfg#:
N01152527
Special Order: No Guaranteed ETA
ON SALE! SAVE 53%
$2.99

This product was last offered at the strikethrough price on
11-07-2026

$1.42 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4830808 - CTS-TM-AUDI4-50D - Street Sport Transmission Mount  50 Durometer - A significant upgrade to performance and feel over the stock mount. - CTS - Audi

A significant upgrade to performance and feel over the stock mount. Early B6 A4 w/ 5-Speed Manual Transmissions only.

Brand:
CTS - Corporate Logo
ES#:
4830808
Mfg#:
CTS-TM-AUDI4-50D
Special Order: No Guaranteed ETA
$84.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3063532 - ESM-008-6kt - 18" Style 008 Wheels - Set Of Four - 18"x9.5" ET42 57.1CB 5x112 Silver - ESM Wheels - Audi Volkswagen

18"x9.5" ET42 57.1CB 5x112 Silver

Brand:
ESM Wheels - Corporate Logo
ES#:
3063532
Mfg#:
ESM-008-6KT
Back Ordered
$980.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3200195 - 498-885-4442hsKT - 18" TY-5 - Set Of Four - 18x8.5, ET42, 5x112 - Hyper Silver - Enkei Wheels - Audi Volkswagen

18x8.5, ET42, 5x112 - Hyper Silver

Brand:
Enkei Wheels - Corporate Logo
ES#:
3200195
Mfg#:
498-885-4442HSKT
Back Ordered
$1249.99 USD
This product is lifetime replacement eligible Partial Replacement

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