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Audi B5 A4 Quattro 1.8T

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Audi B5 A4 Quattro 1.8T Most Popular Parts

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Differential Fluid Extraction Adapter

ES#3673834 - B3300000 - Differential Fluid Extraction Adapter - For Cars Without A Differential Drain Plug - Bav Auto Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

For Cars Without A Differential Drain Plug 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bav Auto Tools - Corporate Logo
ES#:
3673834
Mfg#:
B3300000
In Stock
ON SALE!
$21.99

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

$21.33 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Specialty Bit Kit - 100 Pieces

ES#2500878 - P-100B - Specialty Bit Kit - 100 Pieces - Includes a variety of Torx and security bits - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Includes a variety of Torx® and security bits 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
2500878
Mfg#:
P-100B
In Stock
ON SALE! SAVE 30%
$37.99

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

$26.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Jack Stand Adapters - Medium Pair - Pinch Weld

ES#4685187 - FV0402 - Jack Stand Adapters - Medium Pair - Pinch Weld - Compatible with pinch weld jack points! Keep yourself safe while working on your vehicle! Works with most jack stands. - Forsvara Engineering - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Compatible with pinch weld jack points! Keep yourself safe while working on your vehicle! Works with most jack stands. For supporting vehicles from the pinch weld lift points

Brand:
Forsvara Engineering - Corporate Logo
ES#:
4685187
Mfg#:
FV0402
In Stock
$73.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

10 Piece Triple Square Socket - Set

ES#4336951 - CTA3038 - 10 Piece Triple Square Socket - Set - 2-piece design for high torque applications - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

2-piece design for high torque applications

Brand:
CTA Tools - Corporate Logo
ES#:
4336951
Mfg#:
CTA3038
In Stock
$30.72 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal High Flow Performance Air Filter - Dry (2.5" inlet)

ES#3697634 - 003675ECS03-02 - Universal High Flow Performance Air Filter - Dry (2.5" inlet) - High flow, reusable air filter. Used as a replacement filter to an ECS intake system or for your custom intake project. 4.5" Base OD / 6" Filter Height / 3.5" Top OD - ECS - Audi BMW Volkswagen

High flow, reusable air filter. Used as a replacement filter to an ECS intake system or for your custom intake project. 4.5" Base OD / 6" Filter Height / 3.5" Top OD 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3697634
Mfg#:
003675ECS03-02
In Stock
ON SALE! SAVE 25%
$58.99

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

$44.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

2.50" (63.5mm) Exhaust Clamp - Priced Each

ES#2855247 - NBC250 - 2.50" (63.5mm) Exhaust Clamp - Priced Each - Stainless steel exhaust band clamp - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Stainless steel exhaust band clamp 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2855247
Mfg#:
NBC250
In Stock
ON SALE! SAVE 25%
$34.99

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

$26.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS UNIVERSAL Swivel Exhaust Tip - 4.0" Black Chrome - Priced Each

ES#4423336 - 003358ECS07-02 - ECS UNIVERSAL Swivel Exhaust Tip - 4.0" Black Chrome - Priced Each - Stainless Steel exhaust tip featuring swivel attachment for maximum adjustability. 3.0" Swivel Inlet / 4.0" Double Wall, Slant Cut Outlet - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Stainless Steel exhaust tip featuring swivel attachment for maximum adjustability. 3.0" Swivel Inlet / 4.0" Double Wall, Slant Cut Outlet 10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
ECS - Corporate Logo
ES#:
4423336
Mfg#:
003358ECS07-02
In Stock
ON SALE!
$132.99

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

$129.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

17mm Ball Seat Lug Nut - 14x1.5mm - Priced Each

ES#4474017 - D95DR13 - 17mm Ball Seat Lug Nut - 14x1.5mm - Priced Each - Produced for OE wheels with stud conversions - ECS - Audi Volkswagen

Produced for OE wheels with stud conversions 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4474017
Mfg#:
D95DR13
In Stock
ON SALE! SAVE 25%
$4.99

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

$3.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi R8 Expansion Tank Cap

ES#4691207 - 420121321 - Audi R8 Expansion Tank Cap - Keep proper pressure on your coolant, replaces any modern blue or black cooling cap - Bremmen Parts - Audi Volkswagen Porsche

Keep proper pressure on your coolant, replaces any modern blue or black cooling cap 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4691207
Mfg#:
420121321
In Stock
ON SALE! SAVE 14%
$34.99

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

$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Banner - 3

ES#2748581 - ecs2x5adban - ECS Tuning Banner - 3 - Show your passion for performance with the ECS Tuning garage banner! - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Show your passion for performance with the ECS Tuning garage banner! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2748581
Mfg#:
ECS2X5ADBAN
In Stock
ON SALE!
$54.99

This product was last offered at the strikethrough price on
05-14-2026

$52.63 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bosch 044 High Flow Fuel Pump - 270 LPH

ES#514125 - 0580254044 - Bosch 044 High Flow Fuel Pump - 270 LPH - Great for when more fuel is needed in a custom fueling application - Bosch - Audi Volkswagen

Great for when more fuel is needed in a custom fueling application 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
514125
Mfg#:
0580254044
In Stock
$230.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

AEM V3 Water/Methanol Injector Kit (Qty 2)

ES#4307641 - 30-3313 - AEM V3 Water/Methanol Injector Kit (Qty 2) - Swappable swirl generators for 250/500/1000cc configurations! - AEM Electronics - Audi BMW Volkswagen MINI

Swappable swirl generators for 250/500/1000cc configurations!

Brand:
AEM Electronics - Corporate Logo
ES#:
4307641
Mfg#:
30-3313
In Stock
12% off MSRP

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

$129.99

This product was last offered at the strikethrough price on
08-06-2026

$114.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Carista EVO Bluetooth Scanner

ES#4736541 - CARISTA-EVO - Carista EVO Bluetooth Scanner - Diagnose, customize, and service your vehicle when used with the Carista OBD2 App for iOS and Android. Now 4x faster, uses 10x less power, and is future-ready! - Carista - Audi BMW Volkswagen MINI Porsche

Diagnose, customize, and service your vehicle when used with the Carista OBD2 App for iOS and Android. Now 4x faster, uses 10x less power, and is future-ready!

Brand:
Carista - Corporate Logo
ES#:
4736541
Mfg#:
CARISTA-EVO
Ships in 5 Business Days
$79.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Black Hat

ES#4623838 - ECSFCSLHAT - ECS Tuning Black Hat - Featuring a full-color ECS Tuning logo on a black hat. - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Featuring a full-color ECS Tuning logo on a black hat. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4623838
Mfg#:
ECSFCSLHAT
In Stock
ON SALE!
$34.99

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

$33.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

8 Liter Oil Drain Pan

ES#2748892 - 006247SCH01A - 8 Liter Oil Drain Pan - This smaller oil drain pan is perfect for most fluid changing jobs. This is an open top style oil drain pan with an easy pour 1 inch spout, making it easier to transfer fluids. Drain pan features an anti-splash lip which helps prevent spilling over sides. - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

This smaller oil drain pan is perfect for most fluid changing jobs. This is an open top style oil drain pan with an easy pour 1 inch spout, making it easier to transfer fluids. Drain pan features an anti-splash lip which helps prevent spilling over sides. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
2748892
Mfg#:
006247SCH01A
Ships on Sep 1, 2026
Auto Notify
ON SALE! SAVE 25%
$33.99

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

$25.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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