CTS Turbo 2016-2023 BMW M240i/340i/440i/540i B58 4.5″ Downpipe w/ High-Flow Cat

DESCRIPTION

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

Product Details:

• Precisely designed and tested on a real car in the real world
• T304 stainless steel, TIG welded back-purged construction
• Replaces restrictive factory downpipe with high-flow 200cell catalytic converter
• Great power upgrade with uncompromising performance
• Incredible sporty exhaust sound, subtle when cruising
• No drone with factory exhaust

The use of Bootmod3 stage 2 software is strongly recommended to avoid the CEL from coming on.

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

• 2016+ F20 BMW M140i
• 2016+ F22 BMW M240i & M240i xDrive
• 2016+ F30/F31/G20 BMW 340i & 340i xDrive
• 2016+ F32/F33/F36/G22/G23/G26 BMW 440i & 440i xDrive
• 2016+ G30/G31 BMW 540i & 540i xDrive
• 2016+ G11/G12 BMW 740i & 740i xDrive

Brand

CTS Turbo

CTS Turbo is an industry-leading performance parts manufacturer. With over 10 years in VW and Audi performance, CTS has mastered the craft and has expanded across multiple makes, including BMW, Toyota, Mini, Mercedes-Benz, Nissan, and Ford. Their mission is to make horsepower affordable. Offering bolt on solutions for everything from the DIY garage build to the clean room built Dyno queen, and everything in between.