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S/C HEADERS - 98-99 GM F-BODY LS1 Big 1 3/4 (Super Competition) tuned length primary tubes Super Competition version features a 3 slip fit Power Spear collector for efficient high RPM scavenging and reduced back pressure Competition version features a 3 slip fit long transition 9 conventional collector for efficient scavenging and reduced back pressure Made of sturdy 18 (Super Competition) gauge tube Precision machined 3/8 head flange for perfect sealing Tight tuck collector designs make it easier to lower vehicle 1-3 |
Bell housings
Air & Fuel