STM Stainless Race Y-Pipe with Muffler for R35 GTR (Not for Street Use)

The STM R35 GTR y-pipe with Borla muffler is USA made from T304 stainless steel, hand fabricated and tig welded in-house. If you're looking to free up air flow for track days, but don't want a crazy loud drone in the cabin, this is exactly what you need. Available with a 3.5" flange to bolt to aftermarket exhausts or a 3" for the stock cat-back.

This is our pipe of choice - perfect sound with added flow. This piece fits to stock locations and and includes all necessary hardware and gaskets for a clean and simple install.

Vehicle Fitment:
2009-2025 Nissan R35 GT-R

Options:
The STM Y-Pipe features a 3.5" primary tube to bolt up to a 3.5" aftermarket cat-back exhaust or we offer the option of a smooth transition to fit stock or aftermarket 3" cat-back exhausts.

Features:
• Hand built and precision TIG welded in the USA
• 3.5" primary tube with option of smooth transition to fit stock or aftermarket 3" cat-back exhaust
• Full T304 Stainless Steel
• Borla Muffler
• Dual 3" Stainless Turbo Flex Sections with Smooth Inner Liner
• Includes all Gaskets and Hardware needed for easy install
• Installs in less than an hour with basic hand tools
• Fits like stock

Made in the USA!
Lifetime Warranty on STM Parts to the original purchaser against manufacturing defects.

Race Use Only:
Designed for racecars, track racing and sanctioned events. Not for use on public streets. Please check all your local laws before purchase.

Shipping Times: 1-14 Days
Hand crafted and welded in New York, please give our fabricators time to create your piece!

Updated Oct 2025:
Same design, but with more CNC parts made in-house at STM!

See more STM Products