BMW X Models 49 parts
Collection: G01/G02 X3/X4 - Exhaust
Aftermarket Performance exhausts for BMW X3 and X4 built from 2017 to 2024.
Includes Catless Downpipes, Race Downpipes, Catted Downpipes, GESI Catted Downpipes, Cat back, Axle Back Exhausts, Full Exhausts, and Mid Pipes.
View fitment chart
| Model | Years (US) | Engine | Chassis | Drivetrain |
|---|---|---|---|---|
| X3 sDrive30i | 2019–Present | B46B20O1 → B48B20O2 (LCI) | G01 | RWD |
| X3 xDrive30i | 2018–Present | B46B20O1 → B48B20O2 (LCI) | G01 | AWD |
| X3 M40i | 2018–Present | B58B30O1 → B58B30M1 (LCI) | G01 | AWD |
| X3 xDrive30e | 2020–Present | B46B20O1 + eMotor (PHEV) | G01 | AWD |
| X4 xDrive30i | 2019–Present | B46B20O1 → B48B20O2 (LCI) | G02 | AWD |
| X4 M40i | 2019–Present | B58B30O1 → B58B30M1 (LCI) | G02 | AWD |
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Genuine BMW 4″ Turbo to Downpipe Gasket 18307581970 for BMW B38/B46/B48/N20/N26/N55
Vendor:BMWRegular price $18.99 USDRegular price$23.29 USDSale price $18.99 USDSale -

Genuine BMW 4″ Turbo to Downpipe V-Band Exhaust Clamp for BMW B38/B46/B48/N20/N26/N55 18307606136
Vendor:BMWRegular price $19.99 USDRegular price$34.59 USDSale price $19.99 USDSale -
Genuine BMW 3.5″ Turbo to Downpipe Gasket 18307553601 for BMW N54/N55/S55/N63/S63/S58
Vendor:BMWRegular price From $13.99 USDRegular price$23.29 USDSale price From $13.99 USDSale -
TCM Mini Cat O2 Spacer - Defouler
Vendor:TCMRegular price From $26.99 USDRegular price$30.59 USDSale price From $26.99 USDSale -
Genuine BMW 4.5" Turbo to Downpipe Gasket for BMW B58 18328612538
Vendor:BMWRegular price $21.99 USDRegular price$24.99 USDSale price $21.99 USDSale -

Genuine BMW 3.5″ Turbo to Downpipe V-Band Exhaust Clamp for BMW N54/N55/S55/N63/S63 11657620508
Vendor:BMWRegular price From $22.99 USDRegular price$31.59 USDSale price From $22.99 USDSale -
TCM B58 4.5" Race Downpipe BMW 240i/340i/440i/Supra/X3 F/G Chassis
Vendor:TCMRegular price $201.52 USDRegular price$295.00 USDSale price $201.52 USDSale -
MAD B58 V2 4.5" Race Downpipe w/Bracket BMW 240i/340i/440i/Supra/X3 F/G Chassis
Vendor:MADRegular price $169.00 USDRegular price$259.00 USDSale price $169.00 USDSale -
MAD B58 5" Catless Downpipe BMW 240i/340i/440i/Supra/X3/X4 F/G
Vendor:MADRegular price $319.00 USDRegular price$379.00 USDSale price $319.00 USDSale -
Elring 4.5" Turbo to Downpipe V-Band Exhaust Clamp for BMW B58 18328612537
Vendor:BMWRegular price $35.99 USDRegular price$36.99 USDSale price $35.99 USDSale -
Genuine BMW Exhaust Clamp Downpipe to MidPipe 18308631986 BMW B46
Vendor:BMWRegular price $27.00 USDRegular price$35.69 USDSale price $27.00 USDSale -
TCM B58 5" Race Downpipe BMW 240i/340i/440i/Supra/X3 F/G Chassis Gen 1&2
Vendor:TCMRegular price $298.72 USDRegular price$435.85 USDSale price $298.72 USDSale -
SST Exhaust Valve Controller BMW All XM models & X 50/M60 models
Vendor:SSTRegular price From $285.00 USDRegular price$328.26 USDSale price From $285.00 USDSale -
MAD B58 4.5" Catted Downpipe w/Bracket BMW 240i/340i/440i/Supra/X3 F/G Chassis
Vendor:MADRegular price $369.00 USDRegular price$409.00 USDSale price $369.00 USDSale -
TCM B58 4.5" High Flow Catted Downpipe BMW 240i/340i/440i/Supra/X3 F/G Chassis
Vendor:TCMRegular price $351.12 USDRegular price$425.00 USDSale price $351.12 USDSale -
CTS Turbo Race Downpipes BMW B58 1/2/3/4/5/7 Series RWD & XDrive
Vendor:CTS TurboRegular price $269.99 USDRegular price$299.99 USDSale price $269.99 USDSale -
Evolution Racewerks Catless Downpipe B46 Engine BMW 120i, 220i, 230i, 320i, 330e, 330i, 420i, 430i, 630i, 730i & xDrive G & F Chassis
Vendor:Evolution RacewerksRegular price From $490.50 USDRegular price$545.00 USDSale price From $490.50 USDSale -
SST Exhaust Valve Controller BMW X Models
Vendor:SSTRegular price $204.17 USDRegular price$242.95 USDSale price $204.17 USDSale -
Active Autowerke Catted Downpipe with Active Cat B58 BMW/Toyota
Vendor:Active AutowerkeRegular price $1,139.00 USDRegular price$1,199.00 USDSale price $1,139.00 USDSale -
MAD B58 5" Catted Downpipe W/ No CEL Guarantee BMW 240i/340i/440i/Supra/X3/X4 F/G
Vendor:MADRegular price $949.00 USDRegular price$949.00 USDSale price $949.00 USD -
Evolution Racewerks Catted Downpipe B46 Engine BMW 120i, 220i, 230i, 320i, 330e, 330i, 420i, 430i, 630i, 730i & xDrive G & F Chassis
Vendor:Evolution RacewerksRegular price From $850.50 USDRegular price$945.00 USDSale price From $850.50 USDSale -
SST Exhaust Valve Controller BMW X Models with M Sport Exhaust
Vendor:SSTRegular price From $285.00 USDRegular price$328.26 USDSale price From $285.00 USDSale -
SST Replacement Exhaust Valve Controller Remote
Vendor:SSTRegular price $25.00 USDRegular price$35.00 USDSale price $25.00 USDSale -
MAD Racing Full Catback Exhaust B58 X3/X4 G01 G02
Vendor:MADRegular price $1,529.00 USDRegular price$1,799.00 USDSale price $1,529.00 USDSale
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