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Audi B5 A4 Quattro 1.8T Engine Parts & Accessories

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ES#2770209 - ctsb5fmickit - Front Mount Intercooler Kit - Decrease heatsoak with this front mount intercooler - CTS - Audi

Decrease heatsoak with this front mount intercooler

Brand:
CTS - Corporate Logo
ES#:
2770209
Mfg#:
CTSB5FMICKIT
Back Ordered
ON SALE! SAVE 20%
$799.99

This product was last offered at the strikethrough price on
09-29-2026

$639.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4742789 - P4-VW18T82-N4 - Supertech Piston - 1mm Oversize - Set Of 4 - Supertech 1mm oversized piston set including 20mm wrist pins. - Supertech - Audi Volkswagen

Supertech 1mm oversized piston set including 20mm wrist pins.

Brand:
Supertech - Corporate Logo
ES#:
4742789
Mfg#:
P4-VW18T82-N4
Ships in 9 Business Days
$638.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#280127 - 06B905234A - Cam Sensor Impulse Rotor - Located on the end of the camshaft - Genuine Volkswagen Audi - Audi Volkswagen

Located on the end of the camshaft Engine codes ATW & AWM

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280127
Mfg#:
06B905234A
Ships in 1-2 days
9% off MSRP

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

$31.99

This product was last offered at the strikethrough price on
09-24-2026

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4880731 - 034-145-5001 - Diverter (Bypass) Valve OEM 710N - New OEM "710N" bypass valve with reinforced rubber diaphragm for longer use than other plastic valves. - 034Motorsport - Audi Volkswagen

New OEM "710N" bypass valve with reinforced rubber diaphragm for longer use than other plastic valves. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4880731
Mfg#:
034-145-5001
Ships in 3 Business Days
$91.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#258813 - 058AEBKT - Ignition Coils - Set Of Four - A common cure for misfire codes - Genuine Volkswagen Audi - Audi Volkswagen

A common cure for misfire codes

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
258813
Mfg#:
058AEBKT
Ships in 4 Business Days
$648.99

This product was last offered at the strikethrough price on
10-05-2026

$632.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#1832070 - fmbv050c - Manual Boost Controller - Polished - Lockable under-hood boost controller - Forge - Audi Volkswagen MINI Porsche

Lockable under-hood boost controller

Brand:
Forge - Corporate Logo
ES#:
1832070
Mfg#:
FMBV050C
Ships in 2 Business Days
$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4846424 - VWR900003-4KT - RacingLine Higher Output Ignition Coils - Red - Set of Four - Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. - Racingline - Audi Volkswagen

Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. To be used with 2.0T conversion plate only

Brand:
Racingline - Corporate Logo
ES#:
4846424
Mfg#:
VWR900003-4KT
In Stock
$157.36 USD
Free Shipping
on orders $49 and up
ES#2447 - 058905379 - Air Temperature Sensor - Measures the temperature of the air entering the engine - Bosch - Audi Volkswagen

Measures the temperature of the air entering the engine We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2447
Mfg#:
058905379
In Stock
$36.99

This product was last offered at the strikethrough price on
05-18-2026

$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2535452 - 059919501AKTU -  Coolant Temperature Sensor With O-Ring & Clip - 4 Pin - *ECS Recommends* - Updated Green sensor with square/round connector. Please check existing sensor color - URO - Audi Volkswagen

Updated <font color='green'>Green</font> sensor with square/round connector. Please check existing sensor color 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
From VIN 8D-Y-000001, split is in the 2000 model year

Brand:
URO - Corporate Logo
ES#:
2535452
Mfg#:
059919501AKTU
Ships in 3 Business Days
$21.12

This product was last offered at the strikethrough price on
10-20-2026

$20.12 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#514327 - 204-4104 - Cylinder Head Stud Set - With Tool - Convert to high strength head studs - ARP - Audi Volkswagen

Convert to high strength head studs Engine code AWM

Brand:
ARP - Corporate Logo
ES#:
514327
Mfg#:
204-4104
Ships in 8 Business Days
$310.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2794148 - IEBEVA9 - Crankshaft Girdle Kit - Keep your engine block from flexing under torque - Integrated Engineering - Audi Volkswagen

Keep your engine block from flexing under torque
Fits AWM engine code only

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794148
Mfg#:
IEBEVA9
Back Ordered
$617.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4818428 - 06A103213F - Crankcase Breather Tube - Connects the oil filter adapter to the three-way valve housing - Bremmen Parts - Audi Volkswagen

Connects the oil filter adapter to the three-way valve housing 10X Entries Into Our F80 M3 Sweepstakes

Engine code AWM

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818428
Mfg#:
06A103213F
In Stock
ON SALE!
$12.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#262970 - 06B103623P - Windage Tray - Prevents oil pump starvation - Genuine Volkswagen Audi - Audi Volkswagen

Prevents oil pump starvation Engine code AWM

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
262970
Mfg#:
06B103623P
In Stock
2% off MSRP

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

$104.98

This product was last offered at the strikethrough price on
11-02-2026

$102.73 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2526474 - 026121005L - Water Pump - Featuring a metal impeller - Geba - Audi Volkswagen

Featuring a metal impeller

Brand:
Geba - Corporate Logo
ES#:
2526474
Mfg#:
026121005L
In Stock
Limited Qty Sale
$49.99

This product was last offered at the strikethrough price on
05-11-2026

$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2966353 - 002480ECS01BKT - Lightweight Crank Pulley with Hardware - Less rotational mass means more power - Assembled By ECS - Audi

Less rotational mass means more power 10X Entries Into Our F80 M3 Sweepstakes
Engine codes AEB & ATW

Brand:
Assembled By ECS - Corporate Logo
ES#:
2966353
Mfg#:
002480ECS01BKT
In Stock
$101.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2999148 - 8D0199379ADKT2 - RS4 Engine Mount Kit - More durable engine mounts for higher horsepower vehicles - Assembled By ECS - Audi

More durable engine mounts for higher horsepower vehicles 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2999148
Mfg#:
8D0199379ADKT2
Ships on Feb 2, 2027
ON SALE!
$203.96 USD
Free Shipping
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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