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LSX Header Flange - 3/8I N Thick Stainle

Header Flange - 0.375 In Thick - 1.875 In Round Ports - Stainless - Small Block Chevy - Each
KOOKS HEADERS | Part# KOK-7046-AS More Details...

$41.97

Header Flange Kit W/STUBS - BBF

Header Flange - Stubs - 0.375 In Thick - 2.125 In Port - Steel - Big Block Ford - Pair
HEDMAN | Part# HED-11365 More Details...

$213.99

Chev Big Block FLG W/STU 2.25in Round Po

Header Flange - Stubs - 0.375 In Thick - 2.25 In Round Port - Steel - Big Block Chevy - Pair
HEDMAN | Part# HED-11105 More Details...

$213.99

BB Chevy 2.5in Flanges Round Port

Header Flange - 0.375 In Thick - 2.5 In Round Port - Steel - Big Block Chevy - Pair
HEDMAN | Part# HED-10115 More Details...

$125.99

BB Chevy 2.375in Flanges Round Port

Header Flange - 0.375 In Thick - 2.375 In Round Port - Steel - Big Block Chevy - Pair
HEDMAN | Part# HED-10110 More Details...

$128.99

SB Chevy 2IN Flanges Round Port Outer FL

Header Flange - 0.375 In Thick - 2 In Round Port - Steel - Small Block Chevy - Pair
HEDMAN | Part# HED-10055 More Details...

$125.99

3 1/2IN Header Reducers Pair

Collector Reducer - 3-1/2 In Inlet To 2-1/2 In OD Outlet - 3-BOLT Flange - Steel - Aluminized - Pair
RACING POWER CO-PACKAGED | Part# RPC-R9383 More Details...

$35.99

Header Reducer 3IN W/ 3 Hole Flange

Collector Reducer - 3 In Inlet To 2-1/4 In Outlet - 3-BOLT Flange - Steel - Zinc Oxide - Each
SPECIALTY CHROME | Part# SPC-6070 More Details...

$9.99

Insert Reducer For 3-1/2 Collector

Collector Reducer - Insert - 3-1/2 In OD Collector To 3 Id - 4 In Long - Steel - Each
SCHOENFELD | Part# SCH-43035NH More Details...

$17.99

2.5in to 2IN Reducer Each!!

Collector Reducer - 2-1/2 In Inlet To 2 In Outlet - 3-BOLT Flange - Steel - Black Paint - Each
HOOKER | Part# HKR-11024 More Details...

$37.63