"98 -"02  LS1 F-Body, 18" O2 Extension*Part#: 135-O2EXT-4S-18This is a plug-and-play extension and does not require any cutting or splicing. However, some manufacturers' long tube headers need these 18" extensions to give the factory 02 sensor...

These Flowtech cast iron exhaust manifolds have a 2.25 inch outlet, natural cast finish and are designed to hug close to the engine block so they fit into a wide variety of replacement and engine-swap applications at a budget friendly price. Being cast...

Stainless Works, LS1 Down and Forward Turbo Headers. Header flanges are made with 3/8" thick 304 SS and tubing is .065 wall 304 SS with 1-3/4" Primaries and 3" Slip Fit Collectors. Headers are fully tig welded and back purged.

LS Header Bolts Set of 12, LS1/LS6/LS2/LS3/LS7 M8x1.25 30mm Long Fastener Style: Bolt Thread Size: 8mm x 1.25 Head Style: 12mm Hex Underhead Length (mm): 30.00mm Fastener Material: Zinc Steel Quantity: Sold as a set of 12.

98-02 Camaro/Firebird LS1 Stainless Steel 1-7/8" Long Tube Headers w/ Catted Y-Pipe, Texas Speed These 1 7/8" Long Tube headers are possibly the most powerful LS headers available for the money! These headers offer gains of over...

Flowtech LS Turbo Headers-Polished LS Turbo Headers (Up and forward) 1-7/8" 304SS GM 4.8/5.3/6.0L V8 Polished Finish OVERVIEW: Flowtech Headers are the perfect combination of quality and value. These “4 to 1” LS Turbo headers available in...

Flowtech LS Turbo Headers-Polished LS Turbo Headers (Up and forward) 1-3/4" 304SS GM 4.8/5.3/6.0L V8 Polished Finish   OVERVIEW: Flowtech Headers are the perfect combination of quality and value. These “4 to 1” LS Turbo headers...

Flowtech LS Turbo Headers-CERAMIC COATED LS Turbo Headers (Up and forward) 1-7/8" 409SS GM 4.8/5.3/6.0L V8 Ceramic Coated   OVERVIEW: Flowtech Headers are the perfect combination of quality and value. These “4 to 1” LS Turbo headers...

Flowtech LS Turbo Headers-Natural Finish LS Turbo Headers (Up and forward) 1-7/8" 409SS GM 4.8/5.3/6.0L V8 Natural Finish   OVERVIEW: Flowtech Headers are the perfect combination of quality and value. These “4 to 1” LS Turbo headers...

Flowtech LS Turbo Headers-Ceramic Coated LS Turbo Headers (Up and forward) 1-3/4" 409SS GM 4.8/5.3/6.0L V8 Ceramic Coated OVERVIEW: Flowtech Headers are the perfect combination of quality and value. These “4 to 1” LS Turbo headers...

FLOWTECH LS TURBO HEADERS-NATURAL FINISHLS Turbo Headers (Up and forward) 1-3/4" 409SS GM 4.8/5.3/6.0L V8 Natural Finish Flowtech Headers are the perfect combination of quality and value. These “4 to 1” LS Turbo headers available in...

LS7 7.0L Exhaust Manifold Gasket New GM MLS, Pair