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Audi B9 S4 Quattro 3.0T

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Audi B9 S4 Quattro 3.0T Most Popular Parts

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Titanium Exhaust Wrap - 2" X 25'

ES#3022276 - HEA-WRAPKIT-25 - Titanium Exhaust Wrap - 2" X 25' - Designed to handle continuous temperatures up to 1,800F - Prosport Performance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Designed to handle continuous temperatures up to 1,800°F

Brand:
Prosport Performance - Corporate Logo
ES#:
3022276
Mfg#:
HEA-WRAPKIT-25
Ships in 1 Business Day
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Boost Cooler Stage 2.5 Progressive Water/Methanol Injection Kit - no tank

Unlock 50-70 HP on your boosted vehicle while decreasing your air temps by up to 100 degrees! Stainless Steel Braided Line, 4AN Fittings, no tank included!

Brand:
SnowPerformance - Corporate Logo
ES#:
4608739
Mfg#:
SN0-210-BRD-T
In Stock at Vendor
$687.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Tail Light Bulb - Priced Each

ES#174565 - 63217160792 - Tail Light Bulb - Priced Each - 12V 21/4W - Genuine BMW - Audi BMW Volkswagen Mercedes Benz MINI Porsche

12V 21/4W

Brand:
Genuine BMW - Corporate Logo
ES#:
174565
Mfg#:
63217160792
Ships in 4 Business Days
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Catalytic Converter - 2.5"

ES#4387 - 6906 - Universal Catalytic Converter - 2.5" - 2.5" inlet/outlet, 14" length of converter itself, 6" width & 4" height - Emico - Audi Volkswagen

2.5" inlet/outlet, 14" length of converter itself, 6" width & 4" height

Brand:
Emico - Corporate Logo
ES#:
4387
Mfg#:
6906
Ships in 5 Business Days
$97.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

3.0" (76.2mm) Exhaust Clamp - Priced Each

ES#2863469 - NBC300 - 3.0" (76.2mm) Exhaust Clamp - Priced Each - Stainless steel exhaust band clamp - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Stainless steel exhaust band clamp 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2863469
Mfg#:
NBC300
In Stock
ON SALE!
$5.00

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

$4.75 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

90 LBS ABRASIVE BLASTER

ES#2939158 - ATD8402 - 90 LBS ABRASIVE BLASTER - Sand blast, walnut blast. - ATD Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Sand blast, walnut blast.

Brand:
ATD Tools - Corporate Logo
ES#:
2939158
Mfg#:
ATD8402
Ships in 6 Business Days
$683.99 USD
This product is lifetime replacement eligible Lifetime Replacement

5" Diameter Funnel With 12" Flexible Neck

ES#1899379 - PJ-3 - 5" Diameter Funnel With 12" Flexible Neck - Versatile funnel with removable flex hose fits where you need it to - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Versatile funnel with removable flex hose fits where you need it to 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Schwaben - Corporate Logo
ES#:
1899379
Mfg#:
PJ-3
In Stock
ON SALE! SAVE 45%
$19.99

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

$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor Socket

ES#4370861 - W1267 - Oxygen Sensor Socket - Removes oxygen sensors located in the exhaust. - Performance Tool - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Removes oxygen sensors located in the exhaust.

Brand:
Performance Tool - Corporate Logo
ES#:
4370861
Mfg#:
W1267
In Stock
$12.80 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

2 Pc Axle Popper Kit

ES#3991526 - CTA4017 - 2 Pc Axle Popper Kit - Separates half-shafts from transaxle - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Separates half-shafts from transaxle

Brand:
CTA Tools - Corporate Logo
ES#:
3991526
Mfg#:
CTA4017
In Stock
$56.46 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MTX-D: Water Temperature & Battery Voltage

ES#4004475 - inn3853 - MTX-D: Water Temperature & Battery Voltage - 52mm MTX digital water temp and battery voltage combo - One Gauge - Two Functions! - Innovate Motorsports - Audi BMW Volkswagen Mercedes Benz MINI Porsche

52mm MTX digital water temp and battery voltage combo - One Gauge - Two Functions!

Brand:
Innovate Motorsports - Corporate Logo
ES#:
4004475
Mfg#:
INN3853
In Stock at Vendor
19% off MSRP

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

$208.99

This product was last offered at the strikethrough price on
08-30-2026

$169.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brake Caliper R&I Pins

ES#4005344 - T10439 - Brake Caliper R&I Pins - Pins thread into caliper bolt holes so caliper can be supported off the disc for easier brake service.For cars with 14 X 1.5 mm thread brake caliper bolts. - Baum Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Pins thread into caliper bolt holes so caliper can be supported off the disc for easier brake service.For cars with 14 X 1.5 mm thread brake caliper bolts.

Brand:
Baum Tools - Corporate Logo
ES#:
4005344
Mfg#:
T10439
Ships in 5 Business Days
$48.25 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Metal Valve Stem - Black

ES#4066550 - HW-OEM-VALVE-BK - Metal Valve Stem - Black - Replace your old valve stem with this brand new metal valve stem from APEX Wheels that is design to match the color of your wheels! - APEX Wheels - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Replace your old valve stem with this brand new metal valve stem from APEX Wheels that is design to match the color of your wheels! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
APEX Wheels - Corporate Logo
ES#:
4066550
Mfg#:
HW-OEM-VALVE-BK
Ships in 2 Business Days
$15.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Conical Seat Wheel Bolt - 14x1.5x33mm - Priced Each

ES#2130059 - b42 - Conical Seat Wheel Bolt - 14x1.5x33mm - Priced Each - Zinc-coated wheel bolts made with aftermarket wheels in mind - ECS - Audi BMW Volkswagen Mercedes Benz

Zinc-coated wheel bolts made with aftermarket wheels in mind 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2130059
Mfg#:
B42
In Stock
ON SALE! SAVE 25%
$5.99

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

$4.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

19mm Race Style Lug Nuts - Pack of 20

ES#3189609 - 712-645A - 19mm Race Style Lug Nuts - Pack of 20 - Unique style for studded hub applications. M14x1.5 - Dorman - Audi Volkswagen

Unique style for studded hub applications. M14x1.5

Brand:
Dorman - Corporate Logo
ES#:
3189609
Mfg#:
712-645A
Ships in 4 Business Days
$66.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stud Conversion Kit - 48mm / 62mm

ES#3020169 - 001467ecs01KT11 - Stud Conversion Kit - 48mm / 62mm - Make wheel changes faster and easier - ECS - Audi Volkswagen

Make wheel changes faster and easier 10X Entries Into Our F80 M3 Sweepstakes
Includes 2 different length studs for up to 10mm spacers for 2 wheels and 20mm spacers for 2 wheels

Brand:
ECS - Corporate Logo
ES#:
3020169
Mfg#:
001467ECS01KT11
In Stock
ON SALE!
$137.99

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

$133.85 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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