ITB Intake Manifold Kit for all Gen 3 & Gen 4 LS Engines with Cathedral Port Heads. Fits LS1, LS2, LS6, LM4, LM7, LQ4, LQ9, LY2, LY5 etc. Also known as Velocity Stacks or Trumpets.

Chevrolet LS1 and LS6 ITB throttle body kit from Jenvey Dynamics includes. Eight SFD52/0/0 throttle bodies with an operating wheel linkage, Two EFI inlet manifolds; Two fuel rails; Eight 60mm long airhorns. This is for the LS1LS6 "cathedral port" engine from the Generation III family.

Complete bolt on ITB throttle body intake kit for LS1/LS2/LS3/L98 series GM / Chevrolet engines. Ports and DBW selections available.

Delivering crisp EFI performance with systems capable of supporting high hp. Fuel and air is delivered through precision cast aluminum 50mm IDA style throttle bodies that allow for superior idle characteristics and astounding throttle response while improving emissions and economy through tight air/fuel ratio control.

Chevrolet LS1, LS2 and LS6 ITB throttle body kit from Jenvey Dynamics includes eight SFD52/0/0 throttle bodies with an operating wheel linkage, two EFI inlet manifolds, two fuel rails and eight 60mm long airhorns.

Complete bolt on ITB throttle body intake kit that will fit ALL Gen-3 LS series GM / Chevrolet engines with cathedral port heads. Will fit straight in but the front trumpets will just protrude out the bonnet by about 10-15mm, rear ones will just clear the wiper tray.

Precision cast aluminum 50mm IDA-style throttle bodies supply sufficient fuel and air to provide superior idle characteristics and throttle response. Improve your vehicle's emissions and air/fuel ratio economy with a downdraft EFI stack intake manifold system from Speedmaster!

The Harrop Hurricane ITB manifold has long, straight runners with a smooth transition to the inlet port to increase flow efficiency. The Hurricane is the only ITB manifold for LS series engines to feature complete fly by wire throttle integration.

Chevrolet Individual Throttle Body (ITB) kit for fuel injecting your Chevrolet LS1, LS2 and LS6 engine from Jenvey Dynamics includes eight SFD52/0/1 throttle bodies with cross-bank linkage, two EFI inlet manifolds, two fuel rails and eight 60mm length airhorns.

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