![Chevy GM LS1 Downdraft + FiTech Ultra EFI Fuel Injection System [Polished] Suits: 1-149-004 and 1-149-005 Manifolds](https://cdn.shopify.com/s/files/1/0762/0316/3867/files/1-135-016-02.jpg?v=1784279274)
Pay in 4 interest-free payments of $500.81 Learn more
Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
Suits: 1-149-004 and 1-149-005 Manifolds
Made from 5051 aircraft aluminum alloy
while increasing thermal conductivity
*Will not work on engines w/reverse flow heads as utilized on 1992-96 LT-1 Corvette
Due to the large-diameter 13 in
Chevy GM LS1 Downdraft + FiTech Ultra EFI Fuel Injection System [Polished] Suits: 1-149-004 and 1-149-005 ManifoldsDiscover the zenith of fuel injection innovation with our enhanced Downdraft 8 Stack EFI Intake Manifold System, now impeccably paired with FiTech's sophisticated computer technology. This upgraded combination elevates the standard in electronic fuel injection, offering an unmatched solution for a wide spectrum of vehicles, from everyday use to high powered performance.
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