LS7 LS7 LSX LSXR LS1 LS2 LS6 LSX LSX LS1 LS2 LS6 LSX LSXRT RT LS3 L76 L92 L99 LS3 L76 L92 L99 LSX LSXR 1 2 3 4 5 Need help choosing a system for your vehicle? Call our sales team for assistance: USA (951) 340-2624 CANADA (877) 521-7787 Best Value: Bundled pricing means you save time and money compared to piecing it together yourself. Recommended for first-time EFI installs, full conversions, or anyone starting fresh. IDENTIFY YOUR LS PORT IDENTIFY YOUR LS PORT When selecting a FiTech LS EFI System, it’s important to know your engine’s horsepower. Our systems are offered in three configurations based on maximum horsepower supported base on a naturally asperated engine running on Gasoline: Raised Rectangle Port Raised Rectangle Port Rectangle Port Rectangle Port Cathedral Port Cathedral Port DETERMINE YOUR HORSEPOWER DETERMINE YOUR HORSEPOWER All FiTech LS EFI Systems are available in two versions: All FiTech LS EFI Systems are available in two versions: System Option 500 HP System 750 HP System 1000 HP System Engines stock to 500 HP Engines 500 to 750 HP Engines 700 to 1000 HP Supports Note: These systems can be used on engines with less than the listed horsepower. For example, a 500 HP system is perfectly suited for a 350 HP engine. Choose the system that covers your engine’s power, not one that exactly matches it. Max horsepower numbers provided are based on naturally aspirated gasoline burning engines. DO YOU NEED TRANSMISSION CONTROL? DO YOU NEED TRANSMISSION CONTROL? With Transmission Control For electronically controlled 4-speed automatic transmissions (4L60E, 4L80E, etc.) Without Transmission Control For manual transmissions or non-electronic automatics Not sure if you need transmission control? If you’re using a 4L60E, 4L65E, 4L70E, 4L80E, or 4L85E, choose with trans control. If you have a manual or other automatic, go without. CHOOSE STYLE & FINISH CHOOSE STYLE & FINISH UPGRADE TO A MASTER KIT UPGRADE TO A MASTER KIT FiTech offers LS EFI intake systems to cover most OEM applications including aftermarket heads. These drawings will help you determine your intake ports Customize your system to match your build’s style under the hood. Intake Style Options: Short Intake (6.75"): low profile, fits most engine bays Tall Intake (8.75"): Aggressive look and added clearance to factory accessory drive components. Finish Options: Matte Black: Sleek, modern look with minimal glare Natural Aluminum: Classic, raw performance style Want a hassle-free install? Our Master Kits are the ultimate upgrade, pairing your EFI system with a complete fuel delivery solution and/or LS3 coil packs so you can hit the ground running. Why Choose a Master Kit? Includes your selected EFI system Adds a complete fuel delivery setup (Force Fuel, Inline, or in-tank pumps) Comes with fuel lines, filters, fittings, and more Engineered to work together—no extra trips, no guesswork HOW TO CHOOSE YOUR LS SYSTEM HOW TO CHOOSE YOUR LS SYSTEM STEP-BY-STEP: STEP-BY-STEP: 24
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