BMW X3 & X4 M40i Performance Parts & Upgrades | CarBahn

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X3 & X4 M40i

12 products

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

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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 - 2024

Fits Engines: B58

Part Number: CBPRC-0026

Out of stock
Regular price From $795.00

Regular price ~~$995.00~~ Sale price From $795.00
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M40i High Flow Replacement Intake Air Filter | BMW X3/X4
M40i High Flow Replacement Intake Air Filter | BMW X3/X4

Fits Make: BMW

Fits Models: X3 M40i and X4 M40i

Fits Chassis: G01 and G02

Fits Years: 2021 - 2024

Fits Engines: S63

Part Number: CBB01-00-4589

In stock
Regular price $75.00

Regular price Sale price $75.00
Unit price per
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Stage 1 Software | BMW X3/X4
Stage 1 Software | BMW X3/X4

Fits Make: BMW

Fits Models: X3 M40i and X4 M40i

Fits Chassis: G01 and G02

Fits Years: 2021-2024

Part Number: CBB58-0501

In stock
Regular price From $1,100.00

Regular price Sale price From $1,100.00
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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 $500.00

Regular price Sale price From $500.00
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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 $750.00

Regular price Sale price From $750.00
Unit price per
Exhaust Valve Module | BMW Non-M Cars
Exhaust Valve Module | BMW Non-M 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
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 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 $14,995.00

Regular price Sale price $14,995.00
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 $15,995.00

Regular price Sale price $15,995.00
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 - 2024

Fits Engines: B58

Part Number: CBB58-6208

In stock
Regular price $15,995.00

Regular price Sale price $15,995.00
Unit price per
Stage 1 B58 High Performance Engine (B30B AWD) | M240i xDrive/M340i xDrive/M440i xDrive/X3 M40i/X4 M40i
Stage 1 B58 High Performance Engine (B30B AWD) | 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 - 2024

Fits Engines: B58

Part Number: CBB58-6008

In stock
Regular price $14,995.00

Regular price Sale price $14,995.00
Unit price per
Carbon Fiber Engine Chassis Brace Set | BMW X3/X4
Carbon Fiber Engine Chassis Brace Set | BMW X3/X4

Fits Make: BMW

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

Fits Years: 2018 - 2024

Part Number: CBB12-00-0531

New Release
In stock
Regular price $500.00

Regular price Sale price $500.00
Unit price per

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X3 & X4 M40i

12 products

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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

M40i High Flow Replacement Intake Air Filter | BMW X3/X4

M40i High Flow Replacement Intake Air Filter | BMW X3/X4

Let us help you find your perfect upgrade

Stage 1 Software | BMW X3/X4

Stage 1 Software | BMW X3/X4

Stage 1 Software | BMW X3/X4/X5/X6

Stage 1 Software | BMW X3/X4/X5/X6

Stage 1 Software | BMW X3/X4/X5/X6/X7

Stage 1 Software | BMW X3/X4/X5/X6/X7

Exhaust Valve Module | BMW Non-M Cars

Exhaust Valve Module | BMW Non-M Cars

High Performance Valve Spring Kit | BMW S55/S58/B58

High Performance Valve Spring Kit | BMW S55/S58/B58

Stage 1 B58 High Performance Engine (B30A AWD)

Stage 1 B58 High Performance Engine (B30A AWD)

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

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

Stage 1 B58 High Performance Engine (B30B AWD) | M240i xDrive/M340i xDrive/M440i xDrive/X3 M40i/X4 M40i

Stage 1 B58 High Performance Engine (B30B AWD) | M240i xDrive/M340i xDrive/M440i xDrive/X3 M40i/X4 M40i

Carbon Fiber Engine Chassis Brace Set | BMW X3/X4

Carbon Fiber Engine Chassis Brace Set | BMW X3/X4

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X3 & X4 M40i

12 products

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Collection: X3 & X4 M40i