Holley EFI Terminator X Wideband Adapter Harness – Plug-and-play harness designed to connect Bosch LSU 4.9 wideband O₂ sensor to Holley Terminator X or Max ECUs.

Holley EFI Terminator X MPFI – Self-learning EFI system for LS2/LS3 & late LS truck engines with 58x/4x, featuring real-time tuning, high-impedance injector drivers, and built-in MAP sensor.

Holley EFI LS3 Hi-Ram Intake Manifold, EFI, 1 x 105mm LS Throttle Body, Black – High-performance manifold for GM LS3/L92 engines, designed for improved airflow with a 105mm throttle body flange.

Holley EFI LS3 Hi-Ram Intake Manifold, EFI, 1 x 105mm LS Throttle Body – High-performance manifold for GM LS3/L92 engines with a 105mm throttle body flange, optimized for improved airflow.

Holley EFI LS3 Hi-Ram Intake Manifold, EFI, 1 x 92mm LS Throttle Body, Black – High-performance manifold for GM LS3/L92 engines with a 92mm throttle body flange for optimized airflow.

The Holley EFI LS3 Black Hi-Ram Intake Manifold is a high-performance intake designed for LS3/L92 engines, featuring a black finish and compatibility with a 92mm LS throttle body.

HF Stainless Steel Pipe 4.5" 90D 4"x12" – 4.5-inch stainless steel pipe with 90-degree bend and 4"x12" length for custom exhaust or intake use.

HF Stainless Steel Pipe 4" 90D 4"x12" – 4-inch stainless steel pipe with 90-degree bend and 4"x12" length for custom exhaust or intake applications.

HF Stainless Steel Pipe 3.5" 90D 4"x12" – 3.5-inch stainless steel pipe with 90-degree bend and 4"x12" length for custom exhaust or intake systems.

HF Stainless Steel Pipe 3" 90D 4"x12" – 3-inch stainless steel pipe with 90-degree bend and 4"x12" length for custom exhaust or intake fabrication.

HF Stainless Steel Pipe 3" 90D 4"x12" – 3-inch stainless steel pipe with a 90-degree bend and 4"x12" length for custom exhaust or intake setups.

HF Exhaust Muffler 4" Long 8" designed for high-flow performance and an enhanced exhaust note.

HF Exhaust Muffler 4" Long, designed for high-flow performance and a deep, aggressive exhaust tone.

HF Exhaust Muffler 3.5" Short, designed for high-flow performance and enhanced exhaust sound.

HF Exhaust Muffler 3.5" Long 8" designed for high-flow performance and an enhanced exhaust note.

HF Exhaust Muffler 3.5" Long, designed for high-flow performance and an enhanced exhaust note.

HF Exhaust Muffler 3" Short, designed for optimal high-flow performance and a compact, aggressive exhaust sound.