Audi 4M SQ8 Quattro 4.0T Performance Engine Parts

Proven to reduce the air inlet temperature by up to 100 degrees and increase octane by 25points for maximum HP and cooling! 3-liter reservoir, stainless steel braided line, 4AN fittings.

Brand:

ES#:

4698806

Mfg#:

SP10317PRO

29% off MSRP

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

$1166.99

This product was last offered at the strikethrough price on
11-12-2026

$833.99 USD

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Lifetime Replacement

Reduces coolant temperatures by as much as 30*F

Brand:

ES#:

261427

Mfg#:

80204

Kit with catch can and rubber hose; for retrofitting on a variety of vehicles.

Brand:

ES#:

2500608

Mfg#:

MM0CCCF

9% off MSRP

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

$179.00

This product was last offered at the strikethrough price on
11-12-2026

$162.99 USD

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Lifetime Replacement

Features 100% TIG Welded Formula-1 Performance Grade Cores by PWR and true Plug-and-Play “Drop-in Fit” Installation. 2X Entries Into Our F80 M3 Sweepstakes

Brand:

ES#:

4745277

Mfg#:

8280B

Utilizing all factory mounting points, the installation is straightforward with a “drop-in fit” design. 2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!

Brand:

ES#:

4830366

Mfg#:

CSF-8280

Features 100% TIG Welded Formula-1 Performance Grade Cores by PWR and true Plug-and-Play “Drop-in Fit” Installation. 2X Entries Into Our F80 M3 Sweepstakes

Brand:

ES#:

4745276

Mfg#:

8280

Increases efficiency and resists heat soak for maximum performance in street and high-performance conditions 2X Entries For Our Spin To Win Sweepstakes!

Brand:

ES#:

4830902

Mfg#:

UH030-ICA

Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button

Brand:

ES#:

5457431

Mfg#:

UVM.63MM.X2

With Tank, Stainless Steel Braided Line, 4AN Fittings

Brand:

ES#:

4004529

Mfg#:

SN0-210-BRD

29% off MSRP

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

$962.99

This product was last offered at the strikethrough price on
11-12-2026

$687.99 USD

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on orders $49 and up

Lifetime Replacement

Max gains of +191 AWHP and +163 AWFT-LBS and a Limited Powertrain Warranty Call In Or Chat For Best Price! 5X Entries For Our Spin To Win Sweepstakes!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:

ES#:

4418359

Mfg#:

ECU40TEA825SQAPR

$3999.99 USD

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Lifetime Replacement

Unlock the full potential of a vehicle with the cutting-edge Competition intercooler—a true game-changer for exceptional driving performance! * Adjustments to the original air duct are necessary

Brand:

ES#:

4831016

Mfg#:

200001206

Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button

Brand:

ES#:

5457438

Mfg#:

UVM.89MM.X2

Great for when more fuel is needed in a custom fueling application We Price Match - Give Us A Call or Chat!

Brand:

ES#:

514125

Mfg#:

0580254044

$230.99 USD

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Lifetime Replacement

Swappable swirl generators for 250/500/1000cc configurations!

Brand:

ES#:

4307641

Mfg#:

30-3313

12% off MSRP

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

$129.99

This product was last offered at the strikethrough price on
11-12-2026

$114.99 USD

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Lifetime Replacement