- Holley Hi-Ram LS Intake Manifold For LS1/ Cathedral HeadsHLY-300-123BK$1,169.99$1,344.99
- Wire Breakout Harness LS Gen 3 MAF Mass Air IAT Intake Air Sensor LS1 LM7 LQ4WAMAF30-60$54.99$62.99
- LS Billet Coil Bracket Set (compatible with LS1 D580 coils only)551642$48.99$55.99
- BTR Truck Norris Cam for Gen 3 & 4 EnginesBTR-TN-CAM$409.99$470.99
- BTR Stage 2 Turbo Camshaft V2BTR-Turbo2$409.99$470.99
- LS D581 Square Coil Brackets Set (D514A & D510C coils require spacer kit)551654$48.99$55.99
- LS3 MAF Mass Air Flow Sensor Weld Bung (for LS Custom Intake Tube)551545$24.99$28.99
- LS Engine Block Coolant Oil Threaded Drain Plug LS1 LS2 LS3 L92 LQ4 LQ9 LSX Barbell Freeze551280$48.99$55.99
- LS Cathedral Port Cylinder Head to Rectangle Port Intake Manifold Adapters551316$219.99$252.99
- LS Rectangle Port Cylinder Head to Cathedral Intake Adapters551317$237.59$272.99
- LS Billet Coil Brackets Compatible with Holley EFI Coil Packs LS1551575$60.99$69.99
- 20pcs LS MAF Mass Air Flow Sensor Bung Weld Flange Compatiable With LS3 LS7 VW551545-X20$241.99$277.99
- LS Gen 4 Water Pump To SBC Thermostat Housing Adapter Water Neck LS3 LSX LQ9551491$30.99$35.99
- BOLT KIT ONLY LS Timing Chain Cover Hex Flange Bolts LS1 LS3 LS2 LSX551432$21.99$24.99
- BOLT KIT ONLY LS Rear Main Cover Plate Flange Bolts LS1 LS3 LS2 LSX ICT551435$21.99$24.99