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Volkswagen Jetta Performance Engine Parts

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SPA Performance Forged Piston Set

ES#5444934 - CMBMVL016JG035 - SPA Performance Forged Piston Set - For VW/Audi 1.8L 20V 81mm - SPA Performance - Audi Volkswagen

For VW/Audi 1.8L 20V 81mm

Brand:
SPA Performance - Corporate Logo
ES#:
5444934
Mfg#:
CMBMVL016JG035
Ships in 4 Business Days
ON SALE!
$699.99

This product was last offered at the strikethrough price on
08-31-2026

$664.91 USD
This product is lifetime replacement eligible Lifetime Replacement

Performance Polyurethane Dogbone Mount Bushing - Street

ES#2650154 - PFF85-505 - Performance Polyurethane Dogbone Mount Bushing - Street - A more solid bridge between your chassis and transmission for a better driving experience. - Powerflex - Audi Volkswagen

A more solid bridge between your chassis and transmission for a better driving experience.

Brand:
Powerflex - Corporate Logo
ES#:
2650154
Mfg#:
PFF85-505
Ships in 5 Business Days
$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

StreetSport Engine/Transmission Mount Pair

ES#4159101 - 034-509-5037 - StreetSport Engine/Transmission Mount Pair - These mounts are designed with performance in mind, manufactured from billet aluminum and high-durometer rubber, making them virtually indestructible. - 034Motorsport - Audi Volkswagen

These mounts are designed with performance in mind, manufactured from billet aluminum and high-durometer rubber, making them virtually indestructible. 2X Entries Into Our F80 M3 Sweepstakes
For vehicles with manual transmission only

Brand:
034Motorsport - Corporate Logo
ES#:
4159101
Mfg#:
034-509-5037
Ships in 3 Business Days
$664.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BFI MK4 - Dogbone Mount - Stage 1

ES#4338884 - EBFI77-Q4-FA1 - BFI MK4 - Dogbone Mount - Stage 1 - Feel a more crisp and defined throttle response and shift - Black Forest Industries - Audi Volkswagen

Feel a more crisp and defined throttle response and shift

Brand:
Black Forest Industries - Corporate Logo
ES#:
4338884
Mfg#:
EBFI77-Q4-FA1
Ships on Sep 30, 2026
$109.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Atmospheric Diverter Valve Spacer - Blue

ES#5457769 - 025254ECS01-04 - Atmospheric Diverter Valve Spacer - Blue - Limited Edition - Individually Numbered - ECS - Audi Volkswagen

Limited Edition - Individually Numbered 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
5457769
Mfg#:
025254ECS01-04
In Stock
Limited Qty Sale
$84.99

This product was last offered at the strikethrough price on
07-02-2026

$65.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RaceChip RS

ES#4339148 - 908741 - RaceChip RS - Get up to +35 hp and +44 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Volkswagen

Get up to +35 hp and +44 lb-ft through a safe and easy to use tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339148
Mfg#:
908741
Ships in 8 Business Days
$329.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MK5 VW Golf GTI / Jetta / EOS / Passat B6 2.0T FSI EA113 Dynamic+ Performance Software Package

ES#4428229 - 034-103-273 - MK5 VW Golf GTI / Jetta / EOS / Passat B6 2.0T FSI EA113 Dynamic+ Performance Software Package - Unleash up to 309HP/313TQ by transforming your VW/Audi EA113 FSI with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features! - 034Motorsport - Volkswagen

Unleash up to 309HP/313TQ by transforming your VW/Audi EA113 FSI with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features! 2X Entries Into Our F80 M3 Sweepstakes
For vehicles with FSI engine only

Brand:
034Motorsport - Corporate Logo
ES#:
4428229
Mfg#:
034-103-273
Ships in 1 Business Day
Starting at $180.00 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

TSI Turbo Muffler Delete

ES#3187893 - CTS-HW-0254 - TSI Turbo Muffler Delete - One piece design CNC constructed from T6 6061 aircraft grade aluminum and hard anodized to reduce wear - CTS - Volkswagen

One piece design CNC constructed from T6 6061 aircraft grade aluminum and hard anodized to reduce wear

Brand:
CTS - Corporate Logo
ES#:
3187893
Mfg#:
CTS-HW-0254
Back Ordered
Auto Notify
ON SALE! SAVE 15%
$109.99

This product was last offered at the strikethrough price on
08-26-2026

$93.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JB4 OBDII Cable - 2 Position (Cable Only)

ES#4714891 - JB4-OBDII-CA - JB4 OBDII Cable - 2 Position (Cable Only) - Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash. - Burger Motorsports - Audi BMW Volkswagen MINI

Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash.

Brand:
Burger Motorsports - Corporate Logo
ES#:
4714891
Mfg#:
JB4-OBDII-CA
In Stock
$25.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MQB Turbo Muffler Delete

ES#3988401 - HVA-109 - MQB Turbo Muffler Delete - Improve your turbo and create a smooth path for air to exit. - HPA Motorsports - Audi Volkswagen

Improve your turbo and create a smooth path for air to exit.

Brand:
HPA Motorsports - Corporate Logo
ES#:
3988401
Mfg#:
HVA-109
In Stock
$130.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Stage 2

ES#4368467 - 20TSI-GEN3-2 - Unitronic Performance Software - Stage 2 - Gain up to 83 horsepower and 122 lb-ft of torque on 93 Octane - Unitronic - Volkswagen

Gain up to 83 horsepower and 122 ​lb-ft of torque on 93 Octane This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next
Requires Unitronic 3 Inch Downpipe

Brand:
Unitronic - Corporate Logo
ES#:
4368467
Mfg#:
20TSI-GEN3-2
In Stock
ON SALE! SAVE 19%
$800.00

This product was last offered at the strikethrough price on
08-23-2026

$650.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Stage 1+

ES#4368465 - 20TSI-GEN3-1+ - Unitronic Performance Software - Stage 1+ - Gain up to 62 horsepower and 103 lb-ft of torque on 93 Octane - Unitronic - Volkswagen

Gain up to 62 horsepower and 103 ​lb-ft of torque on 93 Octane This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next

Brand:
Unitronic - Corporate Logo
ES#:
4368465
Mfg#:
20TSI-GEN3-1+
In Stock
ON SALE! SAVE 19%
$800.00

This product was last offered at the strikethrough price on
08-23-2026

$650.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Flashed @ ECS

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

Brand:
Unitronic - Corporate Logo
ES#:
4389475
Mfg#:
20TSI-IS20
In Stock
ON SALE!
Starting at $550.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbo Muffler Delete - Black

ES#3663927 - L042B - Turbo Muffler Delete - Black - Replace the factory turbo muffler with a straight, uninterrupted billet aluminum delete - LEYO - Audi Volkswagen

Replace the factory turbo muffler with a straight, uninterrupted billet aluminum delete

Brand:
LEYO - Corporate Logo
ES#:
3663927
Mfg#:
L042B
Ships on Sep 24, 2026
$129.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage 2+

Average gain of 65 horsepower and 103 lb-ft of torque on 93 Octane @ 18 PSI with Exhaust upgrade

Brand:
Tunezilla - Corporate Logo
ES#:
3097363
Mfg#:
TSI-20T-2+
Ships in 8 Business Days
$649.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine Parts

Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.

Let us help you find the parts that fit your Volkswagen

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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