Speedmaster PCE148.1105 Chevy GM LS3 Fabricated EFI Twin Throttle Body Intake Manifold Black

The Speedmaster PCE148.1105 is a fabricated EFI twin throttle body intake manifold engineered specifically for Chevy/GM LS3 engines. This black intake manifold delivers optimized air distribution and throttle response for performance-focused LS3 builds and upgrades.

Designed as a direct replacement for stock LS3 intake systems, this dual-throttle setup improves volumetric efficiency and supports EFI tuning flexibility. The fabricated construction ensures precise fitment and durability for street, strip, and bracket racing applications. Ideal for enthusiasts seeking enhanced engine breathing, throttle feel, and overall LS3 performance potential without extensive engine modifications.

Key Features & Benefits

• Twin Throttle Body Design: Dual EFI throttle bodies optimize air distribution and throttle response for improved engine control.
• LS3 Specific Fitment: Engineered to fit Chevy/GM LS3 engines as a direct intake manifold replacement.
• Fabricated Construction: Precision-welded and finished for durability and consistent fitment across multiple applications.
• Black Powder Coat Finish: Factory black finish resists corrosion and complements modern engine bay aesthetics.
• EFI Compatible: Supports electronic fuel injection tuning and aftermarket ECU configurations.

Specifications

Ideal Applications

• LS3 engine swaps and crate engine builds
• Street and strip performance applications
• Bracket racing and drag racing setups
• Custom hot rod and muscle car projects