FiTech LS 1000 HP EFI System With Long Runner Cathedral Intake & Transmission Control

FITECH FUEL INJECTION FiTech Fuel Injection
SKU #FIT-70033
Ultimate LS 1000 HP EFI System With Long Runner Cathedral Intake & Transmission Control
SKU FIT-70033
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FiTech LS1/LS2/LS6 1000 HP EFI System With Long Runner Cathedral Intake & Transmission Control

The Ultimate LS 1000 HP EFI Intake Manifold Kit with 102mm throttle body and transmission control is a comprehensive, self-tuning induction system ideal for both DIY hot rodders and professional EFI tuners. This kit includes everything needed to complete the induction system on your LS engine, getting you on the road quickly without the hassle of mismatched parts or re-flashed ECUs.

Built for LS engines from junkyard 5.3s to powerful 427 strokers, this system makes setup and installation efficient and seamless, making it easier than ever to upgrade or restore LS performance.

Transmission Control:

This kit includes electronic transmission control, compatible with GM electronically controlled automatic transmissions (4L60, 4L65, 4L80, and 4L85). The Ultimate LS ECU allows adjustments for shift points, shift firmness, downshifts, and other transmission parameters. Connect the sub-harness to the transmission connector if using transmission control; otherwise, leave connectors untouched.

Application:

This intake manifold fits Cathedral Port LS1/LS2/LS6 heads and supports Small Block V8 GEN. III/IV LS-based Chevrolet engines. It operates within a 1500-6500 RPM power band and supports up to 1000 HP to the flywheel. A 3 BAR MAP sensor is included for boosted applications, supporting up to 30 PSI boost.

  • 4.8 L / 293 c.i. LR4, LS1, LS2, LS6, V8 Camaro/Corvette
  • 5.3 L / 325 c.i. L33, L59, LM4, LM7, V8 Camaro/Corvette
  • 5.7 L / 346 c.i. LS1, LS6, Cadillac CTS V, Pontiac GTO/Trailblazer SS/Firebird/Trans-Am, SSR, Corvette
  • 6.0 L / 364 c.i. LQ4, LQ9, LS2, V8 Camaro/Corvette

Specifications:

  • Intake manifold height: 9 inches
  • 102mm high-flow cable-operated throttle body angled at 7 degrees
  • Throttle body clears most stock truck accessories; may require new water pump bracket depending on setup

Note: This system is not CARB approved for use on emission-controlled vehicles. It’s designed for LS engines retrofitted into older, non-emission-controlled vehicles.

prop-warning

FiTech LS1/LS2/LS6 1000 HP EFI System With Long Runner Cathedral Intake & Transmission Control

The Ultimate LS 1000 HP EFI Intake Manifold Kit with 102mm throttle body and transmission control is a comprehensive, self-tuning induction system ideal for both DIY hot rodders and professional EFI tuners. This kit includes everything needed to complete the induction system on your LS engine, getting you on the road quickly without the hassle of mismatched parts or re-flashed ECUs.

Built for LS engines from junkyard 5.3s to powerful 427 strokers, this system makes setup and installation efficient and seamless, making it easier than ever to upgrade or restore LS performance.

Transmission Control:

This kit includes electronic transmission control, compatible with GM electronically controlled automatic transmissions (4L60, 4L65, 4L80, and 4L85). The Ultimate LS ECU allows adjustments for shift points, shift firmness, downshifts, and other transmission parameters. Connect the sub-harness to the transmission connector if using transmission control; otherwise, leave connectors untouched.

Application:

This intake manifold fits Cathedral Port LS1/LS2/LS6 heads and supports Small Block V8 GEN. III/IV LS-based Chevrolet engines. It operates within a 1500-6500 RPM power band and supports up to 1000 HP to the flywheel. A 3 BAR MAP sensor is included for boosted applications, supporting up to 30 PSI boost.

  • 4.8 L / 293 c.i. LR4, LS1, LS2, LS6, V8 Camaro/Corvette
  • 5.3 L / 325 c.i. L33, L59, LM4, LM7, V8 Camaro/Corvette
  • 5.7 L / 346 c.i. LS1, LS6, Cadillac CTS V, Pontiac GTO/Trailblazer SS/Firebird/Trans-Am, SSR, Corvette
  • 6.0 L / 364 c.i. LQ4, LQ9, LS2, V8 Camaro/Corvette

Specifications:

  • Intake manifold height: 9 inches
  • 102mm high-flow cable-operated throttle body angled at 7 degrees
  • Throttle body clears most stock truck accessories; may require new water pump bracket depending on setup

Note: This system is not CARB approved for use on emission-controlled vehicles. It’s designed for LS engines retrofitted into older, non-emission-controlled vehicles.

prop-warning
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