HCA3.53O2 Exhaust Header Reducer, Universal, Collector Adapter 3 Bolt O2 Bung 3-1/2" x 3"

Name: HCA3.53O2 Exhaust Header Reducer, Universal, Collector Adapter 3 Bolt O2 Bung 3-1/2" x 3"
Brand: STAINLESS WORKS
SKU: 842-HCA3.53O2
Price: 90.25 USD
Availability: InStock

^$90²⁵

Ships on 09/23/2026

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Exhaust Header Reducer

Universal

Collector Adapter 3 Bolt O2 Bung 3-1/2" x 3"

Stainless Works HCA3.53O2 Features:

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 3" 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.

Collector adapter, w/o2 bung, 304 stainless steel, All adapters TIG welded, 3 bolt flange, 3-1/2" to 3" outlet.

Part TypeHeader Reducer

BrandSTAINLESS WORKS

Package Height10.0

Package Width10.0

Package Length6 in.

Weight4.0 PG

Part CategoryPerformance Parts

Inlet Size3 in.

Material304 Stainless Steel

Collector Diameter3-1/2 in.

Part FitmentUniversal

FinishMill

Vendor Part NumberHCA3.53O2

Package Qty1

Package TypeEA

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HCA3.53O2 Exhaust Header Reducer, Universal, Collector Adapter 3 Bolt O2 Bung 3-1/2" x 3"

Stainless Works HCA3.53O2 Features:

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