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LSXrt 102mm High HP Rectangle Port Intake Manifold for LS3/L92


Regular price $1,201.95

  • 102mm inlet also works w/ OEM electronic 78/90mm or aftermarket 90/92mm throttle bodies for high flow and minimal restriction (three-bolt electronic throttle bodies require an adapter).
  • Advanced polymer material is strong, lightweight and cools intake charge for enhanced power.
  • Big gains in rear-wheel HP yet retains factory fitments and under-hood clearance requirements.
  • Replacement runners can be purchased separately
  • Designed specifically for rectangle port LS3/L92 engines in car and truck applications where hood clearance is not a concern.
  • Modular design allows for easy removal and porting of intake runners.
  • Proprietary precision injected polymer design offers light weight, excellent strength and lower heat soak propensity, especially compared to aluminum designs.
  • Features integrated nitrous bungs and a bolt-on fit that allows the use of factory truck accessories.
  • Includes our High HP runners that deliver gains of 30+ HP over standard runners.
  • Feature larger plenum than the lower profile LSXr High HP intake manifold.


  • GTIN: 00036584324225
  • Brand Name: FAST
  • CNC Ported: No
  • Color: Black
  • Gasket Or Seal Included: Yes
  • Material: Polymer
  • Grade Type: Performance
  • Fitment: Rectangle Port (LS3/L92) GM LS Engines
  • Removable Intake Runners?: Yes
  • Includes Fuel Rail Mounting Brackets?: No
  • Includes Fuel Rails?: No
  • Includes Fuel Injectors?: No
  • C.A.R.B. Exempt?: Yes
  • C.A.R.B. EO Number: D-279-10
  • Includes Cylinder Head to Intake Port Seals: Yes

Extended Information:

  • Country of Origin: United States
  • Emissions : Released
  • Life Cycle Status: Available To Order

Packing Information:

  • Quantity of Each: 1
  • Package UOM: EA
  • Dimension: 27.4 x 10.1 x 17 inches
  • Weight: 20.3 lb