Spectre Dual Plenum Kit (Ultra Low) 120 Degree - Polished
$249.99
SPE9824
Engine Components
GMC | Chevy
Intake Manifold Plenum
The Spectre Polished Aluminum 4 Inch Dual Plenum gives you the ability to design your own custom cold air intake system. With an ultra-low...
FAST Seal Kit LSXR/LSXRt GenIII
$77.95
FST146017
Best Sellers
Engine Components
GMC | Chevy
Intake Manifold Plenum
This seal kit for LSXR and LSXRT manifolds includes 8 intake runner to cylinder head seals as well as new injector o-rings, lower shell...
Spectre Plenum - Single (Low Profile)
$179.99
SPE98499
Engine Components
GMC | Chevy
Intake Manifold Plenum
Spectre's polished cast aluminum low profile plenum has a 4 inch inlet. It is 2.4 inches tall between the carburetor and the bottom of...
Spectre Plenum 4in. OD x 9in. (Air Cleaner to Stud Inlet) - Single
$119.99
SPE9849
Engine Components
GMC | Chevy
Intake Manifold Plenum
This Spectre Air Intake Plenum has a single inlet with a 4 inch outside diameter. Manufactured from polished cast aluminum, this plenum is designed...