Skip to product information
1 of 1

FleetPro Parts

Flex Technologies Universal Cold Side Charge Air Boot 4" x 6" - CAC40P-400X6

Flex Technologies Universal Cold Side Charge Air Boot 4" x 6" - CAC40P-400X6

Regular price $32.08 USD
Regular price $32.08 USD Sale price $32.08 USD
Sale Sold out
Shipping calculated at checkout.

Shipping Policy

Orders are typically processed within 24–48 hours, Monday through Friday, excluding major U.S. holidays. Shipping options include Small Package Saver, Ground, Second Day Air, and Next Day Air. Free Shipping applies to qualifying items within the contiguous 48 states. Freight or oversized shipments require a commercial address. Please inspect all deliveries and report damages within 24–48 hours. We ship only within the continental U.S. and cannot deliver to P.O. boxes or international locations. Most orders ship from our North Carolina warehouse.For estimated transit times, see the shipping chart. Read more information.

About us

Expert-selected truck parts

At FleetPro Parts, we specialize in supplying OEM replacement parts for heavy-duty trucks. From Freightliner and Detroit Diesel to Cummins, Mack, Volvo, and Wabco, our catalog covers the components you need to keep your fleet moving. Every part we stock is tested, reliable, and built to match OEM standards, so you can order with confidence. Our team knows truck parts inside out—from engine cooling and steering to AC systems, alternators, and fuel components. Whether you’re maintaining a single truck or managing an entire fleet, we make it easy to find the right part, at the right time. For when it matters. More about Us.

Contact us

FleetPro Truck Center Inc • 4989 Hendersonville Rd, Fletcher, NC 28732 • Phone +1 828-407-1020

View full details

Description:

The Flex Technologies CAC40P-400X6 Universal Cold Side Charge Air Boot is a high-performance silicone hose designed for turbo/intercooler systems in heavy-duty vehicles. With a 4.0" inner diameter and 6" length, this 4-ply, aramid-reinforced, ozone-resistant boot provides excellent boost stability, temperature tolerance, and durability in demanding engine environments. Ideal for turbocharged diesel engines requiring a reliable cold-air connection.

Features:

Part#: CAC40P-400X6
Inner Diameter: 4.0" (4 inch)
Length: 6.0" (6 inch)
Material: 4-ply silicone
Construction: aramid-reinforced for strength and flexibility
Temperature Range: –65 °F to +350 °F (–54 °C to +177 °C)
Standards/Certifications: Meets or exceeds Mil-Spec A-A-52426 and heavy-duty OEM requirements

Part #:
  • CAC40P-400X6