BMW G01 X3 M40i B58 3.0L Performance Parts & Upgrades

This harness is the perfect solution for ReFlex+ users who want a simple, reliable, and cost-effective plug-and-play option without compromising their vehicle's stock wiring. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4865971

Mfg#:

201-0409

$213.99

This product was last offered at the strikethrough price on
01-22-2026

$199.99 USD

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Lifetime Replacement

Upgrades your BMW's appeal with these performance springs from Dinan - 7/8" (22mm) lowering in the front and rear Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:

ES#:

4689977

Mfg#:

D100-0942

GC+ Turbo Upgrade with 4' Aluminum Connector & Install Kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:

ES#:

4304723

Mfg#:

VTT-B58-GC+TURBO

$3269.99 USD

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Lifetime Replacement

CP-Carrillo Pistons by 5150 Autosport Standard Bore Heavy Duty Wrist Pins affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For B58 Engines With Stock 82mm Bore!

Brand:

ES#:

4752902

Mfg#:

CP-FPS-B58-XT-HD

Upgrade to The Burger Motorsport Port Injection Manifold For Increased Fueling Capabilities! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4768327

Mfg#:

BMSB58G1-PRM

Starting at $2299.00 USD

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Partial Replacement

Capable of 700+ WHP with supporting modifications - New, no core charge! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For 2020+ models with the Gen2 B58 (B58D / B58TU) engine only

Brand:

ES#:

4883641

Mfg#:

GB58PURE800CAST

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4685673

Mfg#:

34208853554KT

$512.99 USD

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Lifetime Replacement

Max gains of up to +60 HP and +91 lb-ft TRQ (Crank); +55 HP and +80 lb-ft TRQ (Wheel) Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Fits 2020+ model years

Brand:

ES#:

4499648

Mfg#:

D440-0153

11% off MSRP

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

$749.99

This product was last offered at the strikethrough price on
06-16-2026

$665.99 USD

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Lifetime Replacement

Choose your bottle size to add up to 150hp with this EFI nitrous kit. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4044087

Mfg#:

NEX20421

Fine tune your stance and improve handling - Includes special bolts to mount these spacers to your BMW's wheel hubs. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:

ES#:

4159862

Mfg#:

5055664SW

$199.99 USD

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Lifetime Replacement

Upgrade your daytime running light modules and add the highly desired yellow DTM-style DRLs to your BMW's headlights! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For Pre-LCI vehicles with Adaptive Headlights only

Brand:

ES#:

4839640

Mfg#:

055810LA17

$255.99 USD

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Lifetime Replacement

Prevent Dealerships From Re-Flashing Your Car Against Your Wishes! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
For Vehicles Produced After 1995

Brand:

ES#:

4766229

Mfg#:

VTT-OBD-LOCK

$97.99 USD

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Lifetime Replacement

The ultimate supplementary fueling kit for the B58 engine! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4364614

Mfg#:

601-0175

$1199.99 USD

Add to Cart

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on orders $49 and up

Lifetime Replacement