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Audi B6 A4 Quattro 1.8T

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Audi B6 A4 Quattro 1.8T Engine Parts & Accessories

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Crankshaft Position Sensor

ES#4727582 - 06A906433G - Crankshaft Position Sensor - Also known as the RPM or Impulse sensor. - URO - Audi Volkswagen

Also known as the RPM or Impulse sensor. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4727582
Mfg#:
06A906433G
In Stock
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

25mm Pressure Regulating Valve (PRV)

ES#4858146 - 034-101-Z006 - 25mm Pressure Regulating Valve (PRV) - Located on the intake hose leading to the turbo inlet - 034Motorsport - Audi Volkswagen

Located on the intake hose leading to the turbo inlet

Brand:
034Motorsport - Corporate Logo
ES#:
4858146
Mfg#:
034-101-Z006
Ships in 2 Business Days
$119.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS Billet Washer Fluid Cap

ES#4620718 - CTS-ACC-005 - CTS Billet Washer Fluid Cap - Lose the plastic! - CTS - Audi Volkswagen

Lose the plastic!

Brand:
CTS - Corporate Logo
ES#:
4620718
Mfg#:
CTS-ACC-005
Ships in 8 Business Days
ON SALE! SAVE 15%
$69.99

This product was last offered at the strikethrough price on
07-10-2026

$59.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Belly Pan

ES#2499506 - 8E0863821AL - Front Belly Pan - Keep your engine protected - Bremmen Parts - Audi

Keep your engine protected 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
2499506
Mfg#:
8E0863821AL
Ships on Aug 24, 2026
Auto Notify
ON SALE! SAVE 20%
$197.99

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

$158.30 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant "J" Plug

ES#279940 - 06B103033A - Coolant "J" Plug - Located on the block near the coolant regulator - Genuine Volkswagen Audi - Audi

Located on the block near the coolant regulator

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
279940
Mfg#:
06B103033A
In Stock
23% off MSRP

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

$24.59

This product was last offered at the strikethrough price on
02-23-2026

$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Spray Jet - Priced Each

ES#248896 - 06b103154 - Oil Spray Jet - Priced Each - Sprays oil beneath the piston for lubrication - Genuine Volkswagen Audi - Audi Volkswagen

Sprays oil beneath the piston for lubrication

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
248896
Mfg#:
06B103154
Ships in 5 Business Days
$118.21 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BFI Stage 2 Engine Mount - Priced Each

ES#3021938 - EBFIB56ES2 - BFI Stage 2 Engine Mount - Priced Each - Keep your engine planted and transfer as much power to the ground as possible - Black Forest Industries - Audi Volkswagen

Keep your engine planted and transfer as much power to the ground as possible

Brand:
Black Forest Industries - Corporate Logo
ES#:
3021938
Mfg#:
EBFIB56ES2
Ships on Aug 17, 2026
$234.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expanding Nut - Priced Each

ES#422162 - 811807577C - Expanding Nut - Priced Each - Install new hardware with your new parts. - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. Used in securing the coolant expansion tank

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
422162
Mfg#:
811807577C
In Stock
$2.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Connecting Pipe

ES#280068 - 06B133817S - Connecting Pipe - Connects the secondary air pump to the lower hard pipe - Genuine Volkswagen Audi - Audi

Connects the secondary air pump to the lower hard pipe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280068
Mfg#:
06B133817S
In Stock
ON SALE!
$128.99

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

$116.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Speed Nut - Priced Each

ES#2857728 - 8E0805960 - Speed Nut - Priced Each - Install new hardware with your new parts - Vaico - Audi

Install new hardware with your new parts We Price Match - Give Us A Call or Chat!
Secures the front valance to the belly pan

Brand:
Vaico - Corporate Logo
ES#:
2857728
Mfg#:
8E0805960
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#2642956 - N10268304 - Hex Bolt - Priced Each - Install new hardware with your new parts. M8x45 - Vaico - Audi Volkswagen

Install new hardware with your new parts. M8x45 We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2642956
Mfg#:
N10268304
In Stock
$7.99

This product was last offered at the strikethrough price on
07-20-2026

$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Pump

ES#2779677 - 06D145100H - Vacuum Pump - Generates vacuum when under positive pressure - Vaico - Audi Volkswagen

Generates vacuum when under positive pressure We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2779677
Mfg#:
06D145100H
In Stock at Vendor
$476.99

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

$463.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Gasket

ES#2804194 - 8D0253115 - Exhaust Gasket - Seals the turbocharger to the catalytic converter - Vaico - Audi Volkswagen

Seals the turbocharger to the catalytic converter We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2804194
Mfg#:
8D0253115
In Stock
$5.99

This product was last offered at the strikethrough price on
04-09-2026

$5.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator - 150amp

ES#4615997 - 06B903016QXKT - Alternator - 150amp - Brand new alternator with no core charge - Bosch - Audi

Brand new alternator with no core charge 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4615997
Mfg#:
06B903016QXKT
Back Ordered
$475.99

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

$462.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Suction Pump

ES#2772076 - 058133753D - Suction Pump - Restore engine performance - URO - Audi Volkswagen

Restore engine performance 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2772076
Mfg#:
058133753D
In Stock
$28.42

This product was last offered at the strikethrough price on
03-25-2026

$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Valve - Priced Each

ES#2161 - 058109611EIT - Exhaust Valve - Priced Each - A non-sodium filled valve - Osvat - Audi Volkswagen

A non-sodium filled valve

Brand:
Osvat - Corporate Logo
ES#:
2161
Mfg#:
058109611EIT
In Stock at Vendor
$21.99 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.

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