Black Widow Exhaust 10″ Widowmaker 2.5″/3″/3.5″/4″ – 5″ Round (BW0013)

The Black Widow Exhaust 10″ Widowmaker 2.5″/3″/3.5″/4″ – 5″ Round (BW0013) is built for performance enthusiasts demanding a bold, aggressive exhaust tone with minimal restriction. Designed to fit a range of inlet sizes – 2.5″, 3″, 3.5″, and 4″ – and tapering out to a 5″ round body, this compact muffler delivers high-flow efficiency and signature Black Widow sound. With its patented hourglass, no-packing design, it enhances horsepower and torque while resisting burnout over time. Whether you’re upgrading a street build or a track car, the Black Widow 10″ Widowmaker delivers raw power, durability, and versatility for custom exhaust systems. Built from 409 stainless steel with bi-directional flow and a compact 10″x5″ footprint, it’s a standout choice for serious builders.

Features and Specifications:

• Brand: Black Widow Exhaust
• Series: Widowmaker
• Length: 10″ body
• Diameter: 5″ round
• Inlet Sizes Available: 2.5″, 3″, 3.5″, 4″ (all taper to 5″)
• Material: 409 stainless steel
• Design: Bi-directional; no packing; straight-through patented hourglass.
• Sound Profile: Deep, aggressive tone without harsh drone.
• Durability: Built to resist burnout; Lifetime Limited Warranty.
• Installation: Universal fit; professional installation recommended.