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Vehicle Info NeededSPEEDMASTERPART NUMBER: 746-1-148-050
2-Piece Modular Ram Air Intake Manifold GM LS1
$76620
1 left in stock
Ships on Sep 08, 2026
Lowest Price GuaranteeGM LS
2-Piece Modular Ram Air Intake ManifoldGM LS1 98 mm Throttle Body Bore with 4-Bolt Flange Idle-7,000 RPM Range Non-EGR Aluminum Polished Finish Fuel Rails Included Sold Individually
Features:
- Designed for use with naturally-aspirated and forced induction engines
- Intake front height: 10 in.
- Intake rear height: 6.250 in.
Note:
- Intake manifold O-rings NOT included
- Fuel injectors NOT included
- Throttle body NOT included
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Modern Intake Manifolds for High-Performance Applications
Speedmaster Modular Ram Air Intake Manifolds provide a big boost in performance for naturally-aspirated and forced induction engines. These high-performance intakes have an extended runner length and a tapered cross-section for a significant increase in airflow over stock. Each manifold features a polished finish to complement nearly any engine compartment. Available for Ford and GM applications.
Part TypeIntake Manifold
Product LineSpeedmaster Modular Ram Air Intake Manifolds
BrandSPEEDMASTER
Package Height10.9
Package Width14.9
Package Length23.0
Weight24.39 PG
Part CategoryPerformance Parts
Aftermarket Fuel Rail RequiredNo
Runners RemovableNo
Intake MaterialAluminum
Throttle Body IncludedNo
Supplemental Bosses Cast-InNo
Gasket Or Seal IncludedNo
QuantitySold individually
Intake FinishPolished
Injectors IncludedNo
Fuel Rails IncludedYes
Engine Make/SizeGM LS
Intake Section IncludedComplete
EgrNo
Throttle Body Mounting Flange4-bolt
Supplemental Bosses MachinedYes
Runners IncludedYes
Rpm Range0-7000
Injection StyleMulti-port
Part FitmentSemi Universal
Vendor Part Number1-148-050
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
