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Stainless Works Collector Adapter 3-Bolt 3-1/2in OD Tubing 2-1/2in OD Outlet + O2 Bung - HCA3.52.5O2
Exhaust, Mufflers & Tips
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Exhaust Collector
sswHCA3.52.5O2
Special order
August 16, 2026
Not CARB compliant. Not legal for sale or use in California on emissions-controlled vehicles.
$90.25
$95.00
Made from 304 stainless steel for maximum corrosion resistance. The nicest collector adapters available! These are TIG welded for strength and durability. Come with 3-1/2" 3 bolt flange and a 2-1/2" OD outlet. An O2 bung is welded into the tubing, space approximately 2" from the inside edge of the flange. This collector adapter comes with a limited lifetime warranty and proudly made in the USA.
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