This part fits your vehicle! Based on the manufacturer’s specs, this product is an exact fit for your 2002-2005 GMC Envoy

2002-2005 GMC Envoy - Street Performance Throttle Body Spacer Helix Power Tower Plus - Aluminum, Direct OE replacement

Part number: S4142105
Manufacturer number: 42105

Street Performance

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Availability: In stock


List Price: $146.30
Our Price: $102.57
You Save: $43.73

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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, flat washers, extension brackets, and countersunk screws; 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 GMC Envoy submodels

  • 2002-2005: SLE; 6 Cyl 4.2L; "GAS, FI, VIN S"
  • 2002-2005: SLT; 6 Cyl 4.2L; "GAS, FI, VIN S"
  • 2002-2005: XL SLE; 6 Cyl 4.2L; "GAS, FI, VIN S"
  • 2002-2005: XL SLT; 6 Cyl 4.2L; "GAS, FI, VIN S"
  • 2004-2005: XUV SLE; 6 Cyl 4.2L; "GAS, FI, VIN S"
  • 2004-2005: XUV SLT; 6 Cyl 4.2L; "GAS, FI, VIN S"