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BMW F90 M5 S63 4.4L Performance Engine Parts

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ES#4730417 - 05-563-00146-0KT - Weistec BMW M5 F90 S63TU W.2 ECU Tune  - Increase of +125 Horsepower, and +142 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance exhausts & high-flow air filters! - Weistec - BMW

Increase of +125 Horsepower, and +142 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance exhausts & high-flow air filters! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Weistec - Corporate Logo
ES#:
4730417
Mfg#:
05-563-00146-0KT
Ships in 5 Business Days
$2799.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Want your S63 to push 1000HP! Here the perfect kit. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
5150 Autosport - Corporate Logo
ES#:
4872133
Mfg#:
5150-TBK-S63-F10
Ships in 4 Business Days
$6799.99 USD

An entire system from the downpipes back for a full sound overhaul! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Vehicles With OPF (2020+)

Brand:
Milltek Sport - Corporate Logo
ES#:
4447562
Mfg#:
SSXBM1183
Ships in 3 Business Days
$5728.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

An entire system from the downpipes back for a full sound overhaul! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Vehicles With OPF (2020+)

Brand:
Milltek Sport - Corporate Logo
ES#:
4447564
Mfg#:
SSXBM1181
Ships in 3 Business Days
$4948.00 USD
This product is lifetime replacement eligible Lifetime Replacement

An entire system from the downpipes back for a full sound overhaul! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Vehicles With OPF (2020+)

Brand:
Milltek Sport - Corporate Logo
ES#:
4447561
Mfg#:
SSXBM1182
Ships in 3 Business Days
$5328.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

An entire system from the downpipes back for a full sound overhaul! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Vehicles With OPF (2020+)

Brand:
Milltek Sport - Corporate Logo
ES#:
4447563
Mfg#:
SSXBM1184
Ships in 3 Business Days
$5248.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Engages water-methanol system at 35PSI Adjustable from 25-50psi affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
2826280
Mfg#:
81081
Ships in 1 Business Day
$74.99 USD
Free Shipping
on orders $49 and up

Titanium construction for maximum sound, weight reduction, and performance! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Valvetronic Designs - Corporate Logo
ES#:
5456604
Mfg#:
F9XM5VSESTIFC
Ships in 1 Business Day
$4999.99

This product was last offered at the strikethrough price on
04-14-2026

$4799.99 USD
Free Shipping

Titanium construction for maximum sound, weight reduction, and performance! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Valvetronic Designs - Corporate Logo
ES#:
5456602
Mfg#:
F9XM5VSESTIBRSH
Ships in 1 Business Day
$4999.99

This product was last offered at the strikethrough price on
04-14-2026

$4799.99 USD
Free Shipping

Titanium construction for maximum sound, weight reduction, and performance! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Valvetronic Designs - Corporate Logo
ES#:
5456601
Mfg#:
F9XM5VSESTIBLK
Ships in 1 Business Day
$4999.99

This product was last offered at the strikethrough price on
04-14-2026

$4799.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

By stepping up to a Garrett G30-sized platform, this unit is designed to push the S63TU4 engine to its absolute limits. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
5446631
Mfg#:
VTT-F90-GC+
Ships in 10 Business Days
$6299.99 USD
Free Shipping

The ultimate solution for professional fabricators and DIY enthusiasts looking to build custom high-performance manifolds. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with Garrett G25/G30/G35 Turbochargers

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
5446633
Mfg#:
GARING25
Ships in 10 Business Days
$27.99 USD
Free Shipping

Offers a seamless transition from the turbine housing to your custom plumbing, minimizing turbulence and maximizing efficiency for high-horsepower builds. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
5446634
Mfg#:
GARROUTT4G4045
Ships in 10 Business Days
$37.99 USD
Free Shipping

A great direct fit system that makes your M5 sound even more aggressive! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vivid Racing - Corporate Logo
ES#:
4460454
Mfg#:
VR-F90M5-170T
Ships in 10 Business Days
$5295.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Titanium cat back exhaust system with carbon fiber tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW M Performance - Corporate Logo
ES#:
4007137
Mfg#:
18302455574
Ships in 6 Business Days
2% off MSRP

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

$8830.00

This product was last offered at the strikethrough price on
06-04-2026

$8641.99 USD
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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