Walker Exhaust 43202 Heavy Duty Stainless Steel Universal Exhaust Flex Pipe 4" ID x 36"

The Walker Exhaust 43202 is a heavy-duty, universal exhaust flex pipe designed for commercial and specialty vehicle applications. Constructed from durable stainless steel, this pre-cut flex tubing measures 4 inches in inside diameter and 36 inches in overall length, making it well-suited for large-displacement engines, medium-duty trucks, and high-temperature exhaust systems.

Key Features:

• Stainless Steel Construction: Built for applications operating over 1,200°F (650°C), delivering superior corrosion resistance and long-lasting performance
• Flex-Lock Design: Dampens exhaust system vibrations and movement while inhibiting leaks
• Burr-Free Ends: Clean, burr-free construction ensures a secure, leak-free slip-on fit without damaging mating pipes
• Universal Fit: 4" ID inlet and 4" ID outlet; compatible with strap band clamps for straightforward installation
• Pre-Cut Length: 36-inch overall length; can be trimmed to the exact length needed for your application
• Heavy-Duty Rated: Engineered for commercial vehicle, agricultural, and specialty applications demanding robust exhaust components

Walker flex pipe is sold by part number and is available in a range of diameters and lengths to suit virtually any exhaust repair or replacement scenario. For best results, install in its natural lie state — midway between fully compressed and fully extended — to maximize flexibility and service life. Pairs seamlessly with Walker mufflers, catalytic converters, clamps, and hangers for a complete engine-to-tailpipe exhaust solution.