BMW G29 Z4 sDrive M40i B58 3.0L Performance Engine & Drivetrain Parts

Main Injector Harness For Installation of ReFlex+ For Inline-6 BMW Engines Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4810312

Mfg#:

900.1008

$200.00 USD

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on orders $49 and up

Lifetime Replacement

Capable of 550+ WHP with supporting modifications - New, no core charge! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

5375071

Mfg#:

B58G2P600

Upgrade your intake manifold to reduce IATs and intake restriction for great power potential! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4668380

Mfg#:

200001175

$2490.00 USD

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Lifetime Replacement

Includes Mounting Brackets & Hardware Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

2765062

Mfg#:

MM0CCLA

$127.99 USD

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on orders $49 and up

Lifetime Replacement

Capable of 700+ WHP with supporting modifications - New, no core charge! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4883641

Mfg#:

GB58PURE800CAST

For Vehicles With Motiv ReFlex Unit Currently Installed Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For Vehicles With Motiv ReFlex Unit Currently Installed Only

Brand:

ES#:

4731941

Mfg#:

101-0212

$49.00 USD

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on orders $49 and up

Lifetime Replacement

Upgrade to ARP high tensile strength Custom Age 625+ Head Studs Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4752955

Mfg#:

B58-CA-203-4706

20% off MSRP

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

$1027.99

This product was last offered at the strikethrough price on
10-27-2026

$822.99 USD

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on orders $49 and up

Lifetime Replacement

High performance replacement fuel pump Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Not for sale or use in the state of California.

Brand:

ES#:

4849724

Mfg#:

9-201-1000

$109.00 USD

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on orders $49 and up

Lifetime Replacement

Capable of 550+ WHP with supporting modifications - New, no core charge! PureTurbos Silicone Inlet Kit Included Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

5492155

Mfg#:

B58G2P600HF

Alter parameters and fine-tune � wirelessly! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For use with N54 JB4 systems and any JB4 manufactured prior to 2017. Please check board diagrams to properly identify your JB4 before ordering.

Brand:

ES#:

3508698

Mfg#:

JB4-BT

$149.00

This product was last offered at the strikethrough price on
05-12-2026

$99.00 USD

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Lifetime Replacement

Kit with catch can and rubber hose; for retrofitting on a variety of vehicles. Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

2500608

Mfg#:

MM0CCCF

$162.99 USD

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on orders $49 and up

Lifetime Replacement

One of the best turbo upgrades available for the B58 engine! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For vehicles with 6-Port Heads only - Will not fit 2-Port Heads

Brand:

ES#:

4630184

Mfg#:

TTE10321

$4964.99 USD

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Lifetime Replacement