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Audi A3 Performance Engine & Drivetrain Parts

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ES#3603936 - 50-1005 - 400LPH High Flow Fuel Pump (AN Fittings) - Designed for high performance naturally aspirated and forced induction EFI vehicles - It can be installed externally or in-tank using optional hardware that is sold separately - AEM Electronics  - Audi Volkswagen

Designed for high performance naturally aspirated and forced induction EFI vehicles - It can be installed externally or in-tank using optional hardware that is sold separately This is a general-use high flow fuel pump, not a direct plug-and-play swap in most application

Brand:
AEM Electronics  - Corporate Logo
ES#:
3603936
Mfg#:
50-1005
In Stock at Vendor
9% off MSRP

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

$224.99

This product was last offered at the strikethrough price on
11-03-2026

$204.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2827037 - 65.10.47 - P-Flo Air Intake Kit - Black - More power and aggressive intake sound - Neuspeed - Audi Volkswagen

More power and aggressive intake sound CARB certified for sale in all 50 states
For vehicles with Secondary Air Injection only

Brand:
Neuspeed - Corporate Logo
ES#:
2827037
Mfg#:
65.10.47
EO#:
D-236-25
Ships in 3 Business Days
$429.00

This product was last offered at the strikethrough price on
09-22-2026

$407.55 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2794059 - FERFSISRKIT - Ferrea Valve Spring/Retainer Kit - Valve springs and retainers are a MUST for high revving engines! - Ferrea - Audi Volkswagen

Valve springs and retainers are a MUST for high revving engines!

Brand:
Ferrea - Corporate Logo
ES#:
2794059
Mfg#:
FERFSISRKIT
Back Ordered
$813.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#6138 - 06F198001BLK - Lightweight Underdrive Crank Pulley Kit - Black - Bolt on way to reclaim lost horsepower - ECS - Audi Volkswagen

Bolt on way to reclaim lost horsepower 10X Entries Into Our F80 M3 Sweepstakes

For vehicles with FSI engines only

Brand:
ECS - Corporate Logo
ES#:
6138
Mfg#:
06F198001BLK
In Stock
ON SALE! SAVE 20%
$202.99

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

$162.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3129901 - 034-108-1005 - X34 Carbon Fiber MQB Cold Air Intake System - One-piece design for optimal flow with high-quality carbon fiber construction - 034Motorsport - Audi Volkswagen

One-piece design for optimal flow with high-quality carbon fiber construction 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3129901
Mfg#:
034-108-1005
Ships in 3 Business Days
$809.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3647322 - 034-108-1020 - X34 Carbon Fiber Open-Top Cold Air Intake  - All new open-top design allows for more intake tract sounds at a louder volume, while providing great performance gains! - 034Motorsport - Audi Volkswagen

All new open-top design allows for more intake tract sounds at a louder volume, while providing great performance gains! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3647322
Mfg#:
034-108-1020
Back Ordered
$809.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4389475 - 20TSI-IS20 - Unitronic Performance Software - Flashed @ ECS - Choose the stage that meets your power goals! - Unitronic - Audi Volkswagen

Choose the stage that meets your power goals! This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next business day.

Brand:
Unitronic - Corporate Logo
ES#:
4389475
Mfg#:
20TSI-IS20
In Stock
ON SALE!
Starting at $700.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3187663 - VLK0020010 - COBB Stage 1 Power Package - Unleash the most out of your MK7/8V with this Stage 1 power pack from COBB! - CobbTuning - Audi Volkswagen

Unleash the most out of your MK7/8V with this Stage 1 power pack from COBB! CARB certified for sale in all 50 states

Brand:
CobbTuning - Corporate Logo
ES#:
3187663
Mfg#:
VLK0020010
EO#:
D-660-93
Ships in 3 Business Days
$800.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3468974 - ed-mt-mqb-KT - Maestro Tuning Suite - With Powertap Air Flash Tool - Ideal for shops and enthusiasts looking to recalibrate their vehicles for modified hardware - Eurodyne - Audi Volkswagen

Ideal for shops and enthusiasts looking to recalibrate their vehicles for modified hardware

Brand:
Eurodyne - Corporate Logo
ES#:
3468974
Mfg#:
ED-MT-MQB-KT
Ships in 8 Business Days
$799.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4673564 - 48.02.49 - HI-FLO Turbo Discharge Conversion - Black - Remove serious restriction from the discharge side of the turbocharger - Neuspeed - Audi Volkswagen

Remove serious restriction from the discharge side of the turbocharger

Brand:
Neuspeed - Corporate Logo
ES#:
4673564
Mfg#:
48.02.49
EO#:
D-236-21
Ships in 7 Business Days
$419.00

This product was last offered at the strikethrough price on
09-22-2026

$398.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4029499 - 034-108-B014 - Performance Air Filter - 4" Inlet  - Direct replacement for the 034Motorsport MQB X34 Intake System, and TT-RS X34 Carbon Fiber Intake System. - 034Motorsport - Audi Volkswagen

Direct replacement for the 034Motorsport MQB X34 Intake System, and TT-RS X34 Carbon Fiber Intake System. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4029499
Mfg#:
034-108-B014
In Stock
$113.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3624070 - 034-509-1035 - Billet Aluminum MQB Upper Dogbone Mount Insert  - Required for any MQB platform make/model using an aftermarket dogbone mount and dogbone mount lower insert - 034Motorsport - Audi Volkswagen

Required for any MQB platform make/model using an aftermarket dogbone mount and dogbone mount lower insert 2X Entries Into Our F80 M3 Sweepstakes
*To be used with every Spherical MQB 034 Dogbone Mount - For new 034 Dogbone mount purchases, this is now included*

Brand:
034Motorsport - Corporate Logo
ES#:
3624070
Mfg#:
034-509-1035
In Stock
$46.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4508862 - CTS-IT-277R - MQB High Flow Turbo Outlet Pipe - For use With BOSS Kits/Hybrid Turbo Kits - CTS - Audi Volkswagen

For use With BOSS Kits/Hybrid Turbo Kits

Brand:
CTS - Corporate Logo
ES#:
4508862
Mfg#:
CTS-IT-277R
Ships in 8 Business Days
ON SALE! SAVE 15%
$229.99

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

$195.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine & Drivetrain Parts

Worn mounts, bushings, and other drivetrain components rob performance. Replace or upgrade your drivetrain with our extensive catalog of mounts, bushings, clutch kits, and more.

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