Air and Fuel› Intake Manifolds and Components
Chevrolet
LS1 5.7L Intake Manifold
SKU: 12556333
Moderate — 2–4 hours
Description
This intake manifold features a plenum volume of 5.06L, a runner length of 262 mm, and a runner volume of 0.536L. It is confirmed to be compatible with 1997-2000 C5 Corvette models equipped with the LS1 engine. It can also fit any cathedral port head and is usable on all LS1/LS2/LS6 motors.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Chevrolet |
| Part Number | 12556333 |
| Category | Air and Fuel |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return Policy