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Spectre 990003

MAF Sleeve
Rating Star 1 Rating Star 2 Rating Star 3 Rating Star 4 Rating Star 5
5.0 out of 5 stars 5 Customer Reviews
In Stock & Ready to Ship!

$12.09 USD
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Spectre’s intake couplers and sleeves for GM mass air flow sensors are designed to adapt the majority of boot-in style GM mass air flow sensors to a 4 inch intake system. This 3-5/8 inch to 4 inch sleeve is engineered for optimum fit and function.
  • Designed for GM boot-in mass air flow sensor adapters
  • Includes one 3-5/8 inch to 4 inch sleeve
  • Adapts the majority of GM boot-in mass air flow sensors to 4 inch intake systems
  • Helpful for applications requiring an additional 3-5/8 inch sleeve

Available Information

Part SPE-990003 Product Specifications

Product StyleSpectre Accessories
Outside Diameter4 in (102 mm)
Inside Diameter3.625 in (92 mm)
Package Contents1 Adapter
Weight0.3 lb (0.1 kg)
Product Box Height6.1 in (155 mm)
Product Box Length4.8 in (122 mm)
Product Box Width2.7 in (69 mm)
Hardware IncludedNo
Material UsedPVC
Warranty90 Days
WARNING: Cancer and reproductive

Product Reviews

June 9, 2018 - Part 990003
Perfect fit, fast shipping.

Victor Barnhardt
Winchester, Kansas
August 2, 2017 - Part 990003
Pretty straight forward product and fits perfectly between MAF and 4 filter.

Ryan Ascheman
August 31, 2016 - Part 990003
Great part, does what it's suppose to.

James Glover
Houston, Texas
See all reviews! Review part 990003