BBK Power Plus 58mm Throttle Body for 19921993 GM LT1 5.7L

Unlock better throttle response and airflow with the BBK Power Plus 58mm Throttle Body, designed to suit 1992–1993 GM LT1 5.7L applications. Built for performance-focused street cars, this upgrade replaces the restrictive factory unit with a larger bore and precision machining for smoother, stronger airflow.

Key Features

• 58mm bore design: Improves airflow capacity for performance gains.
• CNC machined construction: Made from quality 356 aluminium for accurate fit and durability.
• OEM-style components: Includes die-stamped throttle linkages, double-sealed bearings, and O-ringed throttle shafts.
• No tune required: Intended to work with the factory tune for straightforward installation.

Vehicle Fitment

Check your vehicle details before ordering.

Fitment disclaimer: Confirm engine, year, and existing throttle body style before purchase.

Benefits

• Sharper throttle response: More immediate pedal feel and drivability.
• Potential power increase: Supports improved horsepower and torque through better airflow.
• Reliable build: Quality materials and sealing help ensure long service life.

Why Buy From Us

• NZ & AU friendly: Local support for trans-Tasman customers.
• Trusted brands: We stock performance parts from reputable manufacturers like BBK.
• Help when you need it: Message us if you want assistance confirming suitability.