STM 2G DSM Stainless Steel High Flow Cat

STM Tuned Inc.



We price match!

The STM 2G DSM 3" stainless steel high flow cat can be used with the STM DSM catback and STM downpipe. Two Remflex gaskets are included along with all new mounting hardware for a clean install.

Vehicle Fitment:
1995-1999 Eclipse GST/GSX
1995-1998 Talon TSi
• Fits with STM 3" Exhaust

Features & Specs:
• Weighs 4.2 Pounds
• Magnaflow High Flow Cat (59959)
• Hand Fabricated
• Tig-Welded
• Back-Purged
• Full Stainless Steel
• 3" with 2-Bolt Exhaust Flanges
• CNC Flanges
• Gaskets and Hardware Included
• Check local laws before purchase for street use

Install Notes:
This will not bolt to your factory exhaust, this pipe has 3" flanges. It works with the STM catback and downpipe. It may fit other aftermarket exhausts as well. It will replace any existing stock-length 3" test pipe. The OEM factory catalytic converters are permanently discontinued from Mitsubishi and no longer available to purchase. MB906628, MR312623, MR239755.

Made in the USA!
Lifetime Warranty on STM Parts to the original purchaser against manufacturing defects. (* This does not include the natural life of the converter *)

(1) STM Race Pipe with HFC
(2) Remflex 3" Gaskets
(4) M10 x 35 Bolts
(4) M10 Flat Washers
(4) M10 Nuts

High Flow Cat:
This is an aftermarket, cat-replacement pipe. Please check all your local laws before purchase.

Shipping Times: 1-10 Days
Hand crafted and welded in New York, please give our fabricators time to assemble your exhaust parts!

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Customer Reviews

Based on 2 reviews
Derek Hunsicker (Detroit, MI, US)
Great looking part

As a welder myself, the weld on the cat were excellent. I also appreciated them welding a O2 sensor bung on for me, it saved me from having to do it myself.

Ruben Carrero (Bloomfield, NJ, US)
STM 2G DSM Stainless Steel High Flow Cat

Excellent Quality and fits perfect!!!

Cancer and Reproductive Harm