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Audi A3 8V FWD 1.8T Performance Engine Parts

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ES#4369227 - 18TSI-IS20-2D - Unitronic Performance Software - Stage 2 IS20 - With DSG Software - Gain up to 131 horsepower and 125 lb-ft of torque on 93 Octane - Unitronic - Audi Volkswagen

Gain up to 131 horsepower and 125 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 IS20 Turbo Upgrade in addition to other hardware upgrades. Please see description for details.

Brand:
Unitronic - Corporate Logo
ES#:
4369227
Mfg#:
18TSI-IS20-2D
In Stock
10% off MSRP

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

$1550.00

This product was last offered at the strikethrough price on
11-01-2026

$1400.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4369221 - 18TSI-IS12-1D - Unitronic Performance Software - Stage 1 - With DSG Software - Gain up to 72 horsepower and 88 lb-ft of torque on 91 Octane - Unitronic - Audi Volkswagen

Gain up to 72 horsepower and 88 lb-ft of torque on 91 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#:
4369221
Mfg#:
18TSI-IS12-1D
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.

$1250.00

This product was last offered at the strikethrough price on
11-01-2026

$1100.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4368662 - 18TSI-IS38-2+-UC - Unitronic Performance Software - Stage 2+ IS38 - With UniCONNECT+ Cable - Gain up to 182 horsepower and 139 lb-ft of torque on 93 Octane - Unitronic - Audi Volkswagen

Gain up to 182 horsepower and 139 lb-ft of torque on 93 Octane This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th
Requires Unitronic Stage 2 TCU Performance Software in addition to other hardware upgrades. Please see description for details.

Brand:
Unitronic - Corporate Logo
ES#:
4368662
Mfg#:
18TSI-IS38-2+-UC
In Stock
$1164.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4368651 - 18TSI-IS12-1 - Unitronic Performance Software - Stage 1 - Gain up to 72 horsepower and 88 lb-ft of torque on 91 Octane - Unitronic - Audi Volkswagen

Gain up to 72 horsepower and 88 lb-ft of torque on 91 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#:
4368651
Mfg#:
18TSI-IS12-1
In Stock
$800.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4369225 - 18TSI-IS12-2D - Unitronic Performance Software - Stage 2 - With DSG Software - Gain up to 87 horsepower and 106 lb-ft of torque on 93 Octane - Unitronic - Audi Volkswagen

Gain up to 87 horsepower and 106 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#:
4369225
Mfg#:
18TSI-IS12-2D
In Stock
10% off MSRP

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

$1450.00

This product was last offered at the strikethrough price on
11-01-2026

$1300.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4877245 - 034-103-282 - 034Motorsport MK7/7.5 VW Golf, Sportwagen, Alltrack, & 8V Audi A3 1.8T Dynamic+ Tuning ECU & DQ250 TCU Tuning Bundle - Unleash up to 261HP/322TQ by transforming your VW/Audi MQB 1.8T with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features! - 034Motorsport - Audi Volkswagen

Unleash up to 261HP/322TQ by transforming your VW/Audi MQB 1.8T with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features! 2X Entries Into Our F80 M3 Sweepstakes
Only for models with CNSB/CXBB engine codes.

Brand:
034Motorsport - Corporate Logo
ES#:
4877245
Mfg#:
034-103-282
Ships in 1 Business Day
Starting at $180.00 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#5426337 - 52-10020DR - Rapid Induction Red Edition Cold Air Intake System W/ Pro DRY S Filter - Deliver cooler, higher-volume airflow with this aFe POWER Pro DRY S intake systemdesigned to outflow the factory setup by 19% and deliver improved responsiveness, torque, and overall drivability. - AFE - Audi Volkswagen

Deliver cooler, higher-volume airflow with this aFe POWER Pro DRY S intake system—designed to outflow the factory setup by 19% and deliver improved responsiveness, torque, and overall drivability.

Brand:
AFE - Corporate Logo
ES#:
5426337
Mfg#:
52-10020DR
Ships in 3 Business Days
20% off MSRP

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

$477.99

This product was last offered at the strikethrough price on
05-28-2026

$382.00 USD
Free Shipping
ES#4460762 - 55-10012D - Super Stock Induction System - Pro DRY S Filter - Dyno-proven gains up to 5 hp and 6 ft-lbs of torque - AFE - Audi Volkswagen

Dyno-proven gains up to 5 hp and 6 ft-lbs of torque

Brand:
AFE - Corporate Logo
ES#:
4460762
Mfg#:
55-10012D
Ships in 3 Business Days
20% off MSRP

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

$283.99

This product was last offered at the strikethrough price on
11-01-2026

$227.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5516601 - IEINCI13KT - IE MQB 2.0T/1.8T Gen 3 Cold Air Intake Package - Without Carbon Fiber Lid - This complete intake package combines a high-flow cold air intake, polymer lid, cast turbo inlet pipe, and turbo muffler delete to maximize airflow and turbo sound on MQB vehicles. - Assembled By ECS - Audi Volkswagen

This complete intake package combines a high-flow cold air intake, polymer lid, cast turbo inlet pipe, and turbo muffler delete to maximize airflow and turbo sound on MQB vehicles. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
5516601
Mfg#:
IEINCI13KT
Ships in 2 Business Days
$995.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5481585 - ebfi77m7401KT - BFI Performance Engine & Transmission Mounts - Stage 1 - 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#:
5481585
Mfg#:
EBFI77M7401KT
Ships on Nov 23, 2026
$729.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5426266 - EBFI77-T5-SB2 - BFI Full Billet Transmission Boss/Console Kit - (PQ35 & MQB) MK5-MK8 - Upgrade your drivetrain with confidence using our full billet aluminum transmission boss kit  stronger than factory, corrosion-resistant, and engineered for maximum durability and peace of mind. - Black Forest Industries - Audi Volkswagen

Upgrade your drivetrain with confidence using our full billet aluminum transmission boss kit — stronger than factory, corrosion-resistant, and engineered for maximum durability and peace of mind.

Brand:
Black Forest Industries - Corporate Logo
ES#:
5426266
Mfg#:
EBFI77-T5-SB2
Ships on Nov 23, 2026
$284.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4714702 - 1.25G-UMT-CL - 1.25 Gallon Heavy-Duty Universal Methanol Tank - Clear/White - Heavy-duty yet compact tank that is compact and flexible allowing for a wide range of mounting on any flat vertical surface in the trunk. - Burger Motorsports - Audi BMW Volkswagen MINI

Heavy-duty yet compact tank that is compact and flexible allowing for a wide range of mounting on any flat vertical surface in the trunk.

Brand:
Burger Motorsports - Corporate Logo
ES#:
4714702
Mfg#:
1.25G-UMT-CL
Ships on Nov 17, 2026
$69.00 USD
Free Shipping
on orders $49 and up
ES#5470103 - 8371 - CSF Universal Large Single-Pass Cooler - Universal cooler used for: engine oil, transmission oil, power-steering, differential oil, and as a water/coolant heat exchanger. - CSF - Audi BMW Volkswagen Mercedes Benz MINI

Universal cooler used for: engine oil, transmission oil, power-steering, differential oil, and as a water/coolant heat exchanger. 2X Entries Into Our F80 M3 Sweepstakes
Universal fitment design - modifications may be necessary to run this cooler

Brand:
CSF - Corporate Logo
ES#:
5470103
Mfg#:
8371
Ships in 3 Business Days
$499.00 USD
Free Shipping
ES#4906466 - 64.02.01 - Neuspeed Power Module EVO - A3 8V  - Proprietary tune box designed specifically for the EA888.3 1.8L TFSI with gains of +45 Horsepower / 65 ft-lb of Torque! - Neuspeed - Audi

Proprietary tune box designed specifically for the EA888.3 1.8L TFSI with gains of +45 Horsepower / 65 ft-lb of Torque!

Brand:
Neuspeed - Corporate Logo
ES#:
4906466
Mfg#:
64.02.01
Ships in 2 Business Days
$649.00

This product was last offered at the strikethrough price on
08-12-2026

$616.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4852540 - 65.10.57 - HI-PER Air Induction Kit - Black - Enhances turbo response, increases airflow, reduces turbo lag, and provides a 26% increase in airflow! - Neuspeed - Audi Volkswagen

Enhances turbo response, increases airflow, reduces turbo lag, and provides a 26% increase in airflow! For vehicles with secondary air injection only. CARB certified for sale in all 50 states.

Brand:
Neuspeed - Corporate Logo
ES#:
4852540
Mfg#:
65.10.57
EO#:
D-236-25
Ships in 2 Business Days
$609.00

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

$578.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4852539 - 65.10.56R - HI-PER Air Induction Kit - Red - Enhances turbo response, increases airflow, reduces turbo lag, and provides a 26% increase in airflow! - Neuspeed - Audi Volkswagen

Enhances turbo response, increases airflow, reduces turbo lag, and provides a 26% increase in airflow! For vehicles without secondary air injection only. CARB certified for sale in all 50 states.

Brand:
Neuspeed - Corporate Logo
ES#:
4852539
Mfg#:
65.10.56R
EO#:
D-236-25
Ships in 2 Business Days
$559.00

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

$531.99 USD
Free Shipping
on orders $49 and up
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.

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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