BMW X3 & X4 M40i Performance Parts & Upgrades

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X3 & X4 M40i

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487 HP Stage 1 Performance Controller | BMW X3 M40i/X4 M40i
487 HP Stage 1 Performance Controller | BMW X3 M40i/X4 M40i

Fits Make: BMW

Fits Models: X3 M40i and X4 M40i

Fits Chassis: G01 and G02

Fits Years: 2020 - 2025

Fits Engines: B58

Part Number: CBPRC-0026

In stock

Regular price $995.00

Regular price Sale price $995.00
Unit price per
B58 High Flow Replacement Intake Air Filter | BMW X3 M40i / X4 M40i
B58 High Flow Replacement Intake Air Filter | BMW X3 M40i / X4 M40i

Fits Make: BMW

Fits Models: X3 M40i and X4 M40i

Fits Chassis: G01 and G02

Fits Years: 2020 - 2025

Fits Engines: B58

Part Number: CBB01-00-4589

bmw-x3-m40i-2022bmw-x3-m40i-2023bmw-x3-m40i-2024bmw-x4-m40i-2021bmw-x4-m40i-2022bmw-x4-m40i-2023bmw-x4-m40i-2024bmw-x4-m40i-2025

Fits a Does not fit a

In stock

Regular price $79.00

Regular price Sale price $79.00
Unit price per
447 HP Stage 1 Software | BMW X3 M40i / X4 M40i
447 HP Stage 1 Software | BMW X3 M40i / X4 M40i

Fits Make: BMW

Fits Models: X3 M40i and X4 M40i

Fits Chassis: G01 and G02

Fits Years: 2021-2025

Part Number: CBB58-0501

In stock

Regular price $795.00

Regular price Sale price $795.00
Unit price per
Stage 1 Software | BMW X3/X4/X5/X6
Stage 1 Software | BMW X3/X4/X5/X6

Fits Make: BMW

Fits Models: X3 xDrive35i, X4 M40i, X4 xDrive35i, X5 sDrive35i, X5 xDrive35i, X6 sDrive40i, and X6 xDrive35i

Fits Chassis: F25, F26, F15, and F16

Fits Years: 2012-2019

Part Number: CBN55-00X1

In stock

Regular price From $495.00

Regular price Sale price From $495.00
Unit price per
Stage 1 Software | BMW X3/X4/X5/X6/X7
Stage 1 Software | BMW X3/X4/X5/X6/X7

Fits Make: BMW

Fits Models: X3 M40i, X4 M40i, X5 sDrive40i, X5 xDrive40i, X6 sDrive40i, X6 xDrive40i, X7 sDrive40i, and X7 xDrive40i

Fits Chassis: G01, G02, G05, G06, and G07

Fits Years: 2018-2020

Part Number: CBB58-0201

In stock

Regular price From $795.00

Regular price Sale price From $795.00
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Exhaust Valve Module | BMW Single Valve Cars
Exhaust Valve Module | BMW Single Valve Cars

Fits Make: BMW

Fits Models: 228i, 230i, 330e, 330i, 340i, 428i, 430i, 435i, 440i, 530e, 530i, 540i, 740Li, 840i, M235i, M240i, M340i, X1 xDrive28i, X2 M35i, X2 sDrive28i, X3 M40i, X3 sDrive30i, X4 M40i, X4 xDrive30i, X4 xDrive35i, X5 sDrive35i, X5 xDrive35i, X5 xDrive40e, X6 sDrive40i, X6 xDrive35i, Z4 M40i, and Z4 sDrive30i

Fits Years: 2014-2025

Part Number: CBMIS-4001

In stock

Regular price $550.00

Regular price Sale price $550.00
Unit price per
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High Performance Valve Spring Kit | BMW S55/S58/B58
High Performance Valve Spring Kit | BMW S55/S58/B58

Fits Make: BMW

Fits Models: 340i, 340i xDrive, 440i, 440i xDrive, 540i, 540i xDrive, 640i xDrive, 740i, 740i xDrive, M2 CS, M2 Competition, M240i, M240i xDrive, M3, M3 CS, M3 Competition, M340i, M340i xDrive, M4, M4 CS, M4 Competition, M4 GTS, M440i, M440i xDrive, X3 M, X3 M Competition, X3 M40i, X4 M, X4 M Competition, X4 M40i, and Z4 M40i

Fits Years: 2015-2026

Fits Engines: B58, S58, S55

In stock

Regular price $700.00

Regular price Sale price $700.00
Unit price per
Stage 1 B58 High Performance Engine (B30A AWD)
Stage 1 B58 High Performance Engine (B30A AWD)

Fits Make: BMW

Fits Models: 340i xDrive, 440i xDrive, 540i xDrive, 640i xDrive, 740i xDrive, 740e xDrive, M240i xDrive, X3 M40i, and X4 M40i

Fits Years: 2015 - 2021

Fits Engines: B58

Part Number: CBB58-6003

In stock

Regular price $16,995.00

Regular price Sale price $16,995.00
Unit price per
Stage 2 B58 High Performance Engine (B30A AWD) | BMW 340i/440i/540i/640i/740i/740e/M240i/X3M40i/X4M40i
Stage 2 B58 High Performance Engine (B30A AWD) | BMW 340i/440i/540i/640i/740i/740e/M240i/X3M40i/X4M40i

Fits Make: BMW

Fits Models: 340i xDrive, 440i xDrive, 540i xDrive, 640i xDrive, 740i xDrive, 740e xDrive, M240i xDrive, X3 M40i, and X4 M40i

Fits Years: 2015 - 2021

Fits Engines: B58

Part Number: CBB58-6203

In stock

Regular price $17,995.00

Regular price Sale price $17,995.00
Unit price per

Stage 2 B58 High Performance Engine (B30B AWD) | BMW 540i/M240i/M340i/M440i/X3M40i/X4M40i
Stage 2 B58 High Performance Engine (B30B AWD) | BMW 540i/M240i/M340i/M440i/X3M40i/X4M40i

Fits Make: BMW

Fits Models: M240i xDrive, M340i xDrive, M440i xDrive, X3 M40i, and X4 M40i

Fits Years: 2020 - 2025

Fits Engines: B58

Part Number: CBB58-6208

In stock

Regular price $17,995.00

Regular price Sale price $17,995.00
Unit price per
Stage 1 B58 High Performance Engine (B30B AWD) | BMW M240i xDrive/M340i xDrive/M440i xDrive/X3 M40i/X4 M40i
Stage 1 B58 High Performance Engine (B30B AWD) | BMW M240i xDrive/M340i xDrive/M440i xDrive/X3 M40i/X4 M40i

Fits Make: BMW

Fits Models: M240i xDrive, M340i xDrive, M440i xDrive, X3 M40i, and X4 M40i

Fits Chassis: F22, F23, G20, G22, G29, G01, and G02

Fits Years: 2020 - 2025

Fits Engines: B58

Part Number: CBB58-6008

In stock

Regular price $16,995.00

Regular price Sale price $16,995.00
Unit price per
Carbon Fiber Engine Chassis Brace Set | BMW X3M/X4M
Carbon Fiber Engine Chassis Brace Set | BMW X3M/X4M

Fits Make: BMW

Fits Models: X3 M40i, X4 M40i, X3 M, X4 M, X3 M Competition, and X4 M Competition

Fits Years: 2018 - 2025

Part Number: CBB12-00-0531

New Release
In stock

Regular price $395.00

Regular price Sale price $395.00
Unit price $197.50 per item
B58 High Performance Racing Engine (B30A) AWD | BMW 240i/340i/440i/540i/640i/740i/X3M40i/X4M40i
B58 High Performance Racing Engine (B30A) AWD | BMW 240i/340i/440i/540i/640i/740i/X3M40i/X4M40i

Fits Make: BMW

Fits Models: 240i, 340i, 440i, 540i, 640i, 740i, X3 M40i, and X4 M40i

Fits Chassis: F22, F30, F32, F33, G30, F12, F13, G11, G01, and G02

Fits Years: 2015 - 2021

Fits Engines: B58

Part Number: CBB58-6303

In stock

Regular price $21,995.00

Regular price Sale price $21,995.00
Unit price per
B58 High Performance Racing Engine (B30A 2WD) | BMW 240i/340i/440i/540i/640i/740i/X3M40i/X4M40i
B58 High Performance Racing Engine (B30A 2WD) | BMW 240i/340i/440i/540i/640i/740i/X3M40i/X4M40i

Fits Make: BMW

Fits Models: 240i, 340i, 440i, 540i, 640i, 740i, X3 M40i, and X4 M40i

Fits Chassis: F22, F30, F32, F33, G30, F12, F13, G11, G01, and G02

Fits Years: 2015 - 2021

Fits Engines: B58

Part Number: CBB58-6303

In stock

Regular price $21,995.00

Regular price Sale price $21,995.00
Unit price per
Cold Air Intake Kit | BMW X3 / X4 M40i
Cold Air Intake Kit | BMW X3 / X4 M40i

Fits Make: BMW

Fits Models: X3 M40i and X4 M40i

Fits Chassis: G01 and G02

Fits Years: 2020 - 2025

Fits Engines: B58

Part Number: CBB01-00-6303

FREE AIR FILTERS INCLUDED
bmw-x3-m40i-2020bmw-x3-m40i-2021bmw-x3-m40i-2022bmw-x3-m40i-2023bmw-x3-m40i-2024bmw-x4-m40i-2020bmw-x4-m40i-2021bmw-x4-m40i-2022bmw-x4-m40i-2023bmw-x4-m40i-2024bmw-x4-m40i-2025

Fits a Does not fit a

In stock

Regular price $595.00

Regular price ~~$271.00~~ Sale price $595.00
Unit price per
Carbon Fiber Engine Cover | BMW G2X M240i/M340i/M440i & X3/X4 M40i
Carbon Fiber Engine Cover | BMW G2X M240i/M340i/M440i & X3/X4 M40i

Fits Make: BMW

Fits Models: M240i, M340i, M340i xDrive, M440i, M440i xDrive, X3 M40i, X4 M40i, and Z4 M40i

Fits Chassis: G01 , G02, G20, G22, G23, G26, G29, and G42

Fits Years: 2020 - 2024

Fits Engines: B58

Part Number: CBB04-20-0234

NEW RELEASE
In stock

Regular price $595.00

Regular price Sale price $595.00
Unit price per
Heat Exchanger Kit | BMW X3 M40i / X4 M40i
Heat Exchanger Kit | BMW X3 M40i / X4 M40i

Fits Make: BMW

Fits Models: X3 M40i and X4 M40i

Fits Chassis: G01 and G02

Fits Years: 2019 - 2025

Fits Engines: B58

Part Number: CBB08-00-4460

NEW RELEASE
bmw-x3-m40i-2019bmw-x3-m40i-2020bmw-x3-m40i-2021bmw-x3-m40i-2022bmw-x3-m40i-2023bmw-x3-m40i-2024bmw-x4-m40i-2020bmw-x4-m40i-2021bmw-x4-m40i-2022bmw-x4-m40i-2023bmw-x4-m40i-2024bmw-x4-m40i-2025new

Fits a Does not fit a

In stock

Regular price $1,495.00

Regular price Sale price $1,495.00
Unit price per