BMW S58 Performance Decat Downpipes M2 G87 M3 G80 G81 M4 G82 G83 & X3M X4M LCI 21+

Increase your power and noise with our TIG welded 304 aircraft grade stainless steel decat downpipes.

They create lower temperatures and less exhaust back pressure relieving the turbocharger and increasing their lifespan. Under hood temperatures are reduced as well.

Faster spool and better throttle response.

OEM-spec 304 SS flanges

Direct replacement, bolt off and on installation

Mandrel-bent for improved gas flow.

These downpipes are compatible with both factory and aftermarket catbacks that match the OEM downpipe.

Fits both LHD & RHD:

BMW M2 2023+ G87

BMW M3 2020+ G80 G81

BMW M4 2020+ G82 G83

BMW X3M 2021+ F97 LCI

BMW X4M 2021+ F98 LCI

Please note that they also fit some models of 2021 pre LCI X3M & X4M, please message us if you’re unsure.

The use of decats and sports cats are for off road/motorsport use only. Using these parts would inhibit your vehicle from passing a MOT test.

Fast and Free UK delivery, collection is available by appointment from Tadcaster (LS24). Worldwide delivery available, please contact us if you’re outside the UK for an accurate delivery quote. Customs charges may need to paid by the buyer to the courier if you are outside the UK.

Parcels are usually despatched the same day if you order before 3pm Monday - Friday. Professional fitting is recommended on all of our products.

If you are not satisfied with your product, you can either return it for a full refund or exchange for another. We have a 14 days return policy. All returned products must be in the same condition you received it in & with the original packaging.

If you have any questions or queries then please don’t hesitate to get in touch