Straightline Quiet Core for Stainless Steel Exhaust

Straightline Performances Quiet Core is specifically designed for our Straightline Performance stainless steel exhausts. Developed for those who crave power without the noise, our Quiet Core Insert significantly reduces exhaust noise, ensuring a smoother and quieter ride. Crafted with precision engineering and high-quality materials, this insert effortlessly fits into your exhaust, providing optimal sound dampening without compromising performance.

384551 : All 5" mufflers
384552 : All 4" mufflers