Details
JBA Performance Exhaust 6821S 1 7/8" Header Long Tube Stainless Steel 4-2-1 (1 7/8" primaries, 2 1/8" secondaries, 3" collectors) 06-13 Corvette Z06 7.0L LS7
DESCRIPTION
JBA long tube headers are the number one choice for maximum performance gains and high RPMefficiency. These long tube designs are dyno and race proven to deliver the greatest possible increase inhorsepower and torque throughout the RPM range. All JBA long tube headers feature large mandrel-bentstainless steel primary tubes, oversized exhaust ports, extra thick 3/8 one piece flanges, and patentedJBA Firecone®* merged collectors for smooth flow. Each system is designed to give the maximumamount of ground clearance possible so lowered cars do not drag the collectors. Each system includeshigh quality hardware and thorough instructions for a professional no-leak installation.
*Standard on 4-1 long tube V8 applications. Not available on Tri-Y headers.1. 3/8 thick CNC laser-cut flanges • Prevents leaks caused by warping
2. Patented JBA Firecone® merged collector • Increased hp/tq, improved exhaust scavenging
3. O2 sensor provisions • Standard on EFI headers for proper connection
4. Large dia. mandrel-bent stainless steel primary tubes • Maximum flow and high RPM efficiency
5. Oversized exhaust ports • Accommodates ported cylinder heads
