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• Thread Tape should be used on the gauge and the brass fitting
Installed Height (bottom of hex to top): 1
ARP replacement bolts for the Quarter Master 8-Leg pressure plates
>235lbs @ 0
STM Stainless Steel Exhaust Flange 2-Bolt / 2.5-Inch Extra Clearance (SEF25-EC) Race Ramps • Thread Tape should beThis STM stainless steel 2. 65" 2 bolt elongated exhaust flange is perfect for anyone fabricating a custom DSM o2 housing outlet. This flange has a 2. 65" inner diameter, 2 bolt design and is 3 8" thick. CNC Waterjet cut, USA made in house at STM. "Elongated" flanges feature longer bolt holes so you can mate this 2. 65" flange to a 3" or larger flange. "Extra Clearance" refers to the larger inner diameter of 2. 65 vs the standard 2. 5 inch flange.
