Bolt FAST EZ-EFI technology onto your LS engine with a FAST EZ-EFI Engine + Manifold Kit. Including our FAST EZ-EFI Fuel ECU and Multiport Harness, an LSXRT manifold, Big Mouth Throttle Body, bille...
Bolt FAST EZ-EFI technology onto your LS engine with a FAST EZ-EFI Engine + Manifold Kit. Including our FAST EZ-EFI Fuel ECU and Multiport Harness, an LSXRT manifold, Big Mouth Throttle Body, bille...
Bolt FAST EZ-EFI technology onto your LS engine with a FAST EZ-EFI Engine + Manifold Kit. Including our FAST EZ-EFI Fuel ECU and Multiport Harness, an LSXRT manifold, Big Mouth Throttle Body, bille...
The EZ-EFI GM LS Engine Transplant Kits allow anyone to easily run a GM LS Gen III/IV engine and transmission outside of the original vehicle and factory controller. These FAST kits are the perfect...
Bolt FAST EZ-EFI technology onto your LS engine with a FAST EZ-EFI Engine Kit. Including our FAST EZ-EFI Fuel ECU and Multiport Harness, in-tank fuel pump, an XIM ignition control and TCU tranmissi...
Bolt FAST EZ-EFI technology onto your LS engine with a FAST EZ-EFI Engine + Manifold Kit. Including our FAST EZ-EFI Fuel ECU and Multiport Harness, an LSXRT manifold, Big Mouth Throttle Body, bille...
Bolt FAST EZ-EFI technology onto your LS engine with a FAST EZ-EFI Engine + Manifold Kit. Including our FAST EZ-EFI Fuel ECU and Multiport Harness, an LSXRT manifold, Big Mouth Throttle Body, bille...
The I91 Coil is designed for use with FAST high output inductive ignition systems such as the I6 Ignition Control or the XR700 and XR3000 Electronic Conversion Systems. The internal design is optim...
FAST has developed the industry’s first polymer tunnel ram-style intake manifold, ideal for generating maximum power in boosted and naturally aspirated engines. Available for rectangular port LS3 a...
Replacement parts available. See 54039BUS for the upper shell. See 54039BLS for lower shell. Billet fuel rails available under 54023. Compatible throttle bodies available under 54092 and 54090.Cata...
FAST has developed the industry’s first polymer tunnel ram-style intake manifold, ideal for generating maximum power in boosted and naturally aspirated engines. Available for rectangular port LS3 a...
The LSXHR 103mm Intake Manifold's interchangeable velocity stacks allow for the fine tuning of the LSXHR's powerband. Available in tall, medium and short, these stacks can be mixed and matched to i...
These race design intake runners fit in our LS3 102mm intake manifolds. Provide excellent high rpm horsepower for heavily modified track oriented vehicles.CatalogUser 1
Constructed from the same advanced polymer material as the original FAST LSX 92mm Intake Manifold, but now in the popular black color, the LSXR offers a host of benefits over aluminum aftermarket i...
The LSXr Intake + Big Mouth 102mm Throttle Body Kit increases horsepower and throttle response thanks to improved manifold flow and a 102mm throttle body bore. Billet throttle blade decreases defle...
Constructed from the same advanced polymer material as the original FAST LSX 92mm Intake Manifold, but now in the popular black color, the LSXR offers a host of benefits over aluminum aftermarket i...
The LSXr Intake + Big Mouth 102mm Throttle Body Kit increases horsepower and throttle response thanks to improved manifold flow and a 102mm throttle body bore. Billet throttle blade decreases defle...
Constructed from the same advanced polymer material as the original FAST LSX 92mm Intake Manifold, but now in the popular black color, the LSXR offers a host of benefits over aluminum aftermarket i...
Constructed from the same advanced polymer material as the original FAST LSX 92mm Intake Manifold, but now in the popular black color, the LSXR offers a host of benefits over aluminum aftermarket i...
Constructed from the same advanced polymer material as the original FAST LSX 92mm Intake Manifold, but now in the popular black color, the LSXR offers a host of benefits over aluminum aftermarket i...
The FAST LSX 102mm Intake Manifold for GM 4.8, 5.3 and 6.0 truck engines provides bolt-on performance gains without any loss in bottom-end drivability.This manifold features our standard design run...
The LSXrt Intake + Big Mouth 102mm Throttle Body Kit increases horsepower and throttle response thanks to improved manifold flow and a 102mm throttle body bore. Billet throttle blade decreases defl...
Constructed from the same advanced polymer material as the original FAST LSX 92mm Intake Manifold, but now in the popular black color, the LSXR offers a host of benefits over aluminum aftermarket i...
Showing 361 -384 of 544 items
Black Friday Live Now
📦DISCOUNT APPLIED @ CHECKOUT
Add to cartSold out
Choosing a selection results in a full page refresh.