Parts are in stock , ready to ship .We [Polmax Racing] have a very large inventory of Kooks parts in stock . 

• New KOOKS stainless steel 1-3/4''x 3'' long tube headers  and Kooks stainless steel catted 3''  X-pipe kit for 1997-2004 Chevrolet Corvette C5 base with 5.7 LS1 engines and 2001-04 Corvette Z06 with 5.7 LS6 engines 
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• 1-3/4" x 3" Stainless Steel Longtube Headers
• 3" Stainless Steel catted X Pipe
• 2-1/2" Outlet For Use With OEM and most aftermarket Exhaust
• Includes Gaskets and  All Necessary Hardware for installation
• No EGR / emiss... fittings
• KOOKS Standard  Cats not recommended for use with forced induction
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• Manufactured In The USA. Kooks Uses T304 Aircraft Quality Stainless Steel. Kooks Products are Backed by a Limited Lifetime Warranty To the Original Purchaser. Kooks Products Are Dyno And Race Tested and Designed For Maximum Power.
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SHIPPING DETAILS:

Free Shipping to lower 48 states by Fedex /UPS ground [ $250 to PR ,AK,HI ]