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MRM Performance

[CLEARANCE] MRM Performance B58 Full 4.5" Catless Downpipe (F/G-Series, Supra)

[CLEARANCE] MRM Performance B58 Full 4.5" Catless Downpipe (F/G-Series, Supra)

Regular price $199.99 USD
Regular price $279.99 USD Sale price $199.99 USD
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This downpipe is brand new and in working order, cosmetic damage only.

*Includes free Genuine BMW Downpipe Gasket!

Condition: 4.5/5

Notable Damage/Defects: Cosmetic damage only, scratches on right side of downpipe (side you can't see once installed). Damage shown in pictures 3-5.


Original Product Description

Let your turbo breathe, unlike most other brands that immediately reduce size halfway through the downpipe, our downpipe diameter stays 4.5" for the full length of the downpipe, reducing in size at the very end where it meets the OEM exhaust.


  • Full 4.5" Downpipe
  • Faster Turbo Spool
  • Deeper & More Aggressive Exhaust Note
  • Gains of 30-50whp with tune
  • Fits RHD and LHD models with no modification necessary
  • 304 Stainless Steel
  • Free MRM Performance Decal Included



  • F-Series B58
  • G-Series B58/B58TU (Gen1 & 2)


  • A90/A91 Supra
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