Miami Performance Inc

MPI B58 4.5" Downpipe 16-20 BMW M240i/340i/440i/540i Toyota Supra

  • Sale
  • Regular price $279.95
  • 5 available
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Available For Local Pickup!

This are our ALL NEW huge 4.5" catless downpipe with flex joint bellow for the 16-20 B58 Engine Platform. This includes the new A90 Toyota Supra, BMW M240i 340i 440i, 540i, 740i and Z43.0.

This is the largest catless downpipe available for the B58 engine utilizing a giant 4.5" pipe. Catless free flowing downpipes are one of the most important and affordable modifications for chasing power. Made of 304 Stainless steel, our catless downpipe removes the catalytic converter, reducing backpressure, improving spool, turbo efficiency, increase in power and a more aggressive exhaust note. This truly is most cost efficient power upgrade available!

On e30 mix, K&N Drop in filter (Stock air box) and our downpipe; 470whp and 499tq!

Don't miss out on the most cost efficient power upgrade available!

Features:
  • Gains Anywhere Minimum of 25/30HP 25/30TQ to upwards of +60HP and +75TQ depending on application.
  • CAD/CAM designed cast flange for seamless flange to pipe transition.
  • Tig welded mandrel bent 304 grade stainless steel.
  • Smooth radius bends to decrease turbulence and increase flow.
  • Flex Joint Bellows: Reducing Stress and Strain On The Turbo

OFF ROAD/RACE/COMPETITION USE ONLY!

Not CARB Legal! Not For Sale In the State of California.

Please read our Terms & Conditions before purchasing.