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The main difference is that there is an open area under the plenum chamber
Designed to bolt onto our aluminum center sections and used with our various housing end applications
The Speedmaster MidRise Air design features the identical plenum and runner design as the normal MidRise
resistance and turns ratios to deliver10-15% more energy than the OEM coils
Chevy GM LS1 Downdraft + FiTech Ultra EFI Fuel Injection System [Black] The main difference is thatDiscover 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.
US$ 13515.00
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