Shop by Year/Make/Model
Kooks COMPETition only products are built for use in motorsports competition only. these products are not intended for street use.
Competition Only
3-1/2" GMPU LWB Extension Pipe 10" Long Material Expanded and Notched On One End
2" Stainless Headers. Right Hand Drive Jeep Cherokee SRT8 6.4L/6.2L.
2-1/8" x 2-1/4" x 4" Stainless Steel Headers w/Venturi Collectors.
2-1/4" x 2-3/8" x 4-1/2" Stainless Steel Headers
2-3/8" x 2-1/2" x 5" Down Swept Dragster BBC Headers
2-1/8" x 2-1/4" x 4" Stainless Steel Headers - Strut Front End Door Car - BBC.
2-1/4" x 2-3/8" x 4-1/2" Stainless Headers - Strut Front End Door Car - BBC
2-3/8" x 2-1/2" x 5" Stainless Headers - Strut Front End Door Car - BBC
3" Left Side Connection Pipe (Header to Y-Pipe) for NLMS Exhaust.
3" Right Side Connection Pipe (Header to Y-Pipe) for NLMS Exhaust.
1-5/8" x 3" Steel For: NASCAR Late Model Stock (603/604 Crate Engine) (LMS GM)
NASCAR K&N Series/ARCA 3 1/2" A Pipe X 8"(4 3/4" Wide at X)
3-1/2" Steel 70 Degree Bends. 16 Gauge. Trimmed and Expanded for the K&N X-Pipe
3-1/2" x 48" Oval Mild Steel Tailpipe with Oval Slip Joint Inlet - No Taper.
3 1/2" x 48" Oval Mild Steel Tailpipe with Slip Joint - Tapered to 1 5/8" Tall
1-5/8" x 3" Mild Steel Replaces Part: 1509-09-SMHARRIS-CR
2-1/2" 90 Degree Mandrel Bends 16G 304 Stainless Steel - 3.50" CLR
2 1/2" Universal X-Pipe Kit made in 304 Stainless Steel.
1-3/4" Stainless Headers & Non-Catted Y-Pipe. 2019-2020 Ram 1500 5.7L.
3" x 3-1/2" Mild Steel NASCAR Late Model Stock Exhaust Kit with Y-Pipe.
1-7/8" Stainless Headers & Competition Only OEM Conn. 2010-2015 Camaro SS/ZL1.
3" x 2-3/4"(OEM) SS Competition Only H-Pipe. 2011-2014 Mustang GT 5.0L.
3" SS Comp. Only Turbo Down Y-Pipe. 2011-2014 F150 EcoBoost. Connects to OEM.
3" x 2-3/4"(OEM) SS Competition Only X-Pipe. 2011-2014 Mustang GT 5.0L.