
FLOWTECHPART NUMBER: 387-11587FLT
11587FLT Upright Derby-Style Headers for GM 2.8L/3.1L/3.4L V6
$12599
1 left in stockGM V6
Upright Derby-Style HeadersFits w/2.8L/3.1L/3.4L GM V6 Engines 1.500 in. Primary Tubes 2.500 in. Collector 10 in. Long Collector D-Port 3/8 in. Flange Stainless Steel Natural Finish
Flowtech 11587FLT Features:
These Flowtech upright derby style headers fit the 2.8L, 3.1L and 3.4L GM V6 engines with both round port or D-port style exhaust ports. 1-1/2 in. and 1-5/8 in. mandrel bent primary tubes provide consistent tubing diameters for smooth flow of the exhaust pulses and increase the cylinder scavenging of the exhaust to improve engine breathing. The headers are constructed from heavy duty 16-gauge 409 stainless steel tubing for increased strength and durability. These headers use a 10 in. long, 2.5 in. collector with 20 in. long primary tubes. The 3/8 in. thick header flange provides a leak-free seal and maximizes strength.- Mandrel bent tubes provide consistent tubing diameters for better exhaust pulse flow and improved performance
- 1-1/2 in. and 1-5/8 in. primary diameters available for increased exhaust flow and improved throttle response
- Heavy duty 16-gauge 409 Stainless Steel used for strength and durability
- 10 in. long, 2.5 in. collector improves exhaust flow
- 3/8 in. thick header flange for a leak-free seal and maximum strength
- Available for both round and D-port exhaust ports
- Header gaskets included
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Part TypeHeader
BrandFLOWTECH
Package Height10.0
Package Width16.0
Package Length24.0
Weight25.0 PG
Part CategoryPerformance Parts
Header MaterialStainless steel
Gaskets IncludedYes
Hardware IncludedNo
Mandrel-BentYes
Collector Diameter2 1/2 in
Bolts/Studs IncludedNo
Part FitmentSemi Universal
Engine Make/SizeGM V6
Header StyleUpright
Primary Tube Diameter1 1/2 in
Gauge16
Vendor Part Number11587FLT
Package Qty1
Package TypeEA
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