SKU: 35789666063

FiTech Ultimate LS1, LS2, LS6 EFI Induction Kit- Supports 750 HP

Sale price$812.70 Regular price$903.00
Save 10%

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 10 - Jul 15

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

FiTech Ultimate LS1, LS2, LS6 EFI Induction Kit- Supports 750 HPThe Ultimate LS1, LS2, LS6 500HP Intake Manifold Kit with 92mm Throttle Body is a complete self tuning induction systems for LS engines and designed for the do it yourself hot rodder to the professional builder. This EFI system includes everything needed to complete the induction system on your LS engine and get you on the road. These kits are E85 Fuel compatible with slight modifications during set up. Application Intake manifold will fit Cathedral

The Ultimate LS1, LS2, LS6 500HP Intake Manifold Kit with 92mm Throttle Body is a complete self-tuning induction systems for LS engines and designed for the do-it-yourself hot rodder to the professional builder. This EFI system includes everything needed to complete the induction system on your LS engine and get you on the road. These kits are E85 Fuel compatible with slight modifications during set up.  

Application

  • Intake manifold will fit Cathedral Port LS1/LS2/LS6 heads.
  • Small Block V8 GEN. III/IV LS-based Chevrolet street and performance engines with a 1500-6500 rpm power-band up to 500 HP to the flywheel.
    • 4.8 L / 293 c.i. LR4, LS1, LS2, LS6
    • 5.3 L / 325 c.i. L33, L59, LM4, LM7
    • 5.7 L / 346 c.i. LS1, LS6
    • 6.0 L / 364 c.i. LQ4, LQ9, LS2
  • Intake manifold is 6.5 inches tall.
  • 92mm high flow cable operated throttle body sits at 7 degrees.
  • Throttle body will clear any stock truck accessories depending on the type of water pump, if there is truck water pump accessory clearance interference you will need to get a new water pump bracket.

 

Additional Parts Required

  • Coil packs
  • Fuel Delivery System

 

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 35789666063

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.6 ★★★★★
Based on 1300 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
S
Verified Purchase
Stephen Szczygiel
Lowell, US
★★★★★ 5
Hold vest
Color: Red, Size: 3X-Large
Great look & fit !
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 1, 2026
T
Verified Purchase
Trey
Waukegan, US
★★★★★ 5
Great vest
Color: Dark Grey, Size: X-Large
This lil vest is awesome. A little thicker than I expected but perfect for my cool office. Looks like it cost twice as much. I had my company info put on it and looks like it cost 150.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 16, 2026
D
Verified Purchase
D.L. OHollaren, Jr.
Birmingham, US
★★★★★ 3
fit
Snug fit.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 26, 2025
S
Verified Purchase
Shopper scott
Cuba, US
★★★★★ 5
Ordering one of each color
Color: Dark Grey, Size: X-Large
Good quality for price. Probably the best item i have ever bottom off Amazon and this int a lie. I love this 1/4 zip vest. Works perfect.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 25, 2026
A
Verified Purchase
Amazon Customer
Grantham, US
★★★★★ 1
To heavy
Color: Black, Size: X-Large
Vest is heavy and frankly very warm can’t see in what environment I’d wear it because at 40-50 I would use light down coat with sleeves I returned from t same day I reviewed it
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 8, 2026

recommand products