This part fits your vehicle! Based on the manufacturer’s specs, this product is an exact fit for your 1999-2005 Pontiac Bonneville

1999-2005 Pontiac Bonneville - Street Performance Throttle Body Spacer Helix Power Tower Plus - Aluminum, Direct OE replacement

Part number: S4138025
Manufacturer number: 38025

Street Performance

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Availability: In stock


List Price: $146.30
Our Price: $103.56
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Product Description: STREET PERFORMANCE HELIX POWER TOWER PLUS THROTTLE BODY SPACER, T-6061 ALUMINUM -- Provides additional power up to 22 h.p. and...Read More


Material: Aluminum

Series: Helix Power Tower Plus

Type: Direct OE replacement

Warranty: Street Performance's 30-day Warranty


  • Overview
  • Extended Warranty
STREET PERFORMANCE HELIX POWER TOWER PLUS THROTTLE BODY SPACER, T-6061 ALUMINUM -- Provides additional power up to 22 h.p. and 25 lb.-ft. of torque and improves fuel efficiency up to 4 miles per gallon; Includes gasket, bolts, washers, and nuts; Crafted from precision-machined T-6061 aircraft solid-billet aluminum for long lasting performance; Engineered to provide increased air-flow and performance throughout the power band; Features computer-designed chambers and channels to improve air velocity performance; Its variable venturi aperture provides turbulence to mix the air and fuel charge for a complete burn efficiency; Can be used with any grade of fuel; Easy installation; With Street Performance's 30-day warranty.

This product fits the following Pontiac Bonneville submodels

  • 1999-1999: SSE; 6 Cyl 3.8L; "GAS, FI, VIN K"
  • 1999-2005: SE; 6 Cyl 3.8L; "GAS, FI, VIN K"
  • 2000-2003: SSEi; 6 Cyl 3.8L; "GAS, FI, VIN K"
  • 2000-2005: SLE; 6 Cyl 3.8L; "GAS, FI, VIN K"