CTS Turbo 4.5″ HIGH-FLOW CAT for MK5/A90/A91 2020+ Toyota Supra

Code: CTS-EXH-DP-0024-S-CAT


In Stock

Disclaimer * 

Included Warranty

12 Months
All CTS Turbo products are warrantied against manufacturing defects for a period of 12 months from the date of invoice. Warranty does not cover abuse, misuse, consequential damages, normal wear and tear, improper installation, or damages resulting from racing. Warranties only apply to the original owner. If a product is found defective the customer will receive, at the discretion of CTS Turbo, free repair or replacement. Warranty on other manufacturers will be processed under their terms.


The CTS Turbo High-Flow Cat for the 2020+ Toyota Supra B58 is made to maximize exhaust flow for the highest power gains. Do not compromise performance and sound with factory parts – unleash your Toyota Supra’s potential!

Designed using the latest in CAD technology; this part is made to fit perfectly in place of your factory downpipe. Manufactured from T304 stainless steel, hand TIG welded and back purged to ensure years of reliable performance.


  • 4.5″ high-flow cat downpipe, reducing down to 3.15″ or 80mm for perfect fitment to a factory or aftermarket exhaust
  • Replaces restrictive factory downpipe with high-flow 200cell catalytic converter
  • Precisely designed and tested on a real car in the real world
  • T304 stainless steel, TIG welded back-purged construction
  • Great power upgrade with uncompromising performance
  • Incredible sporty exhaust sound, subtle when cruising
  • No drone with factory exhaust
  • Fitment for B58 engines only

We recommend replacing the downpipe gasket when installing, factory BMW gasket 18328612538 is required (not included).

Catalytic converters damaged by “crackle tune” are not covered under warranty.


  • 2020+ MK5 A90/A91 Toyota Supra with B58 3.0L engine only

Stage 2 software is required to avoid check engine light. Only fits cars without GPF/OPF.

Additional information

Weight 20 lbs
Dimensions 30 × 12 × 8 in


There are no reviews yet

Be the first to review “CTS Turbo 4.5″ HIGH-FLOW CAT for MK5/A90/A91 2020+ Toyota Supra”



Make Model Year Generation
Make Model Year Generation
TOYOTA SUPRA 2021 - 2022 A91

You may also like…