472175

4150 Throttle Body - 1287CFM with IAC/TPS/ATS built in

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  • $1,000.45
  • Regular price $1,177.00
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Engineered for Maximum Horsepower & Durability

  • Air Supremacy Design – Flows 1287 CFM, making it the highest flowing 4-blade 4150 throttle body on the market. Delivers incredible throttle response for peak performance.

  • Stainless Steel 3-Way Adjustable Linkage – Built for maximum strength, adjustability, and reliability under extreme racing conditions.

  • Sealed Roller Bearings – Eliminates bushings to prevent wear, leaks, and performance loss over time.

  • Precision 3/8" Throttle Shafts – Optimized for minimal drag and maximum airflow.

  • Aircraft-Grade Blade Fastening – Blades are Loctited and peened for secure, long-lasting retention even under high RPM.

  • Tapered & Radiused Bores – Advanced design using computational modeling to maximize airflow per square inch.

  • Inward Opening Throttle Blades – Promotes even air distribution and eliminates part-throttle directional turbulence.

  • Built-In IAC, TPS & Air Temp Sensors – Integrated directly into the body to simplify installation and eliminate external clutter.

  • 3 Integrated 1/8" NPT Ports – Provides flexible options for vacuum or boost signal connections.

  • Compact Profile – At just 2 3/8" tall, it fits in tight engine bays without compromising performance.

  • Billet 6061-T6 Aluminum Construction – CNC-machined for lightweight strength, durability, and precise tolerances.

  • Compatible with Wilson Billet Spacers – Adds tuning flexibility and power. Spacer combo increases total flow to over 1500 CFM and boosts part-throttle performance.

 

Flow numbers:

Throttle Body Only:     1287cfm

w/ 1" tapered spacer:   1455cfm

w/ 1.5" tapered spacer: 1488cfm

w/ 2" tapered spacer:    1516cfm

Includes IAC, TPS & Air Temp Sensors built into the body to ease installation!