MagnaFlow Sys CB 66-72 GM CST-10/CST-20
MagnaFlow Sys CB 66-72 GM CST-10/CST-20
Hurry up, only 10 items left in stock.
MagnaFlow Sys CB 66-72 GM CST-10/CST-20
Transform your classic Chevrolet with the MagnaFlow Chevrolet Street Series 16643 exhaust system, designed to enhance both performance and sound for models from 1960 to 1972 with various engine sizes including 3.8L to 6.6L.
Key Features:
- Powerful Engine Sound: Experience a deep, resonant exhaust note that commands attention with an aggressive exterior sound and moderate interior levels.
- Durable Construction: Crafted from high-quality, corrosion-resistant stainless steel, ensuring longevity and reliability on any road.
- Performance Design: Features a crossmember-back layout that optimizes exhaust flow, replacing your existing system from the crossmember back.
- Efficient Flow: The 2.5-inch mandrel bent main piping and dual straight-through mufflers contribute to increased horsepower and torque.
- Direct-Fit Installation: Developed through extensive 3D scanning, this exhaust system guarantees a perfect fit for easy, DIY installation.
- Precision Manufacturing: Made using CNC precision robotic techniques for a consistent and high-quality finish.
- Customizable Exit: Ends in a dual split rear exit behind the rear tires, allowing you to enhance the look with exhaust tips of your choice.
- Backed by Warranty: Enjoy peace of mind with MagnaFlow's limited lifetime construction warranty.
Why Choose MagnaFlow?
With the Street Series Performance Exhaust System, you’re not just enhancing your vehicle's sound; you're investing in a system that delivers dyno-proven power and performance. Elevate your classic Chevrolet's driving experience and make a statement on the road!
Couldn't load pickup availability
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

