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Kooks 1 7/8" x 2" Signature Series Long Tube Stepped Header (2014+ C7 Corvette) 21702500

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Item#:
21702500
$2,224.93
Regular price: $2,224.93
Sale price: $2,113.68
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UPC:
8.42E+11

2014+ Chevrolet Corvette C7 LT1 6.2L
2015+ Chevrolet Corvette C7 Z06/Z07 LT4 6.2L
2019+ Chevrolet Corvette C7 ZR1 LT5 6.2L
1 7/8" x 2" x 3" Signature Series Stainless Steel Long Tube Header. Includes Cometic Multi-Layer Gaskets, Stage 8 Header Bolts, O2 Extensions, and Torca Clamps

A stepped header creates a more usable torque and power curve for street use. They are more suitable for applications where there are large rpm changes such as a gear shift in a manual transmission or sweeps through the rpm range on the track. It accomplishes this by taking advantage of 2 sets of pulse waves created by the 2 lengths of a single primary. The top step creates the first length which it tuned to a higher rpm. The total length of the tube, top and bottom steps, creates the second wave which is tuned to a lower rpm. Essentially a stepped header creates more area under the curve (dyno graph) and offers up more usable power than a single diameter primary header.

Benefits
• TIG welded at Tube to Flange Joint for Cleaner, more Custom/Upscale appearance
• Hand TIG welded Step Joint for improved strength and appearance.
• Signature Series specific Identification tag
• Additional O2 bung (where fitment allows) for Wide Band oxygen sensor

CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov