Granatelli Union Sleeve, 3.5" (89mm) – 318535U

Precision Fit for 3.5" Hoses and Tubing

The 318535U Union Sleeve is specifically made to fit 3.5" (89mm) hoses and tubing, providing a tight, secure connection that maintains system integrity and prevents leaks in high-performance setups.

• Custom-fit for 3.5" (89mm) hoses and tubing
• Ensures leak-free sealing under high pressure
• Optimizes connection reliability for critical systems

Durable and Heat-Resistant Construction

Crafted from high-quality materials, this union sleeve resists extreme heat, vibration, and pressure, ensuring longevity and reliable performance in racing and high-performance automotive environments.

• Handles high engine bay temperatures with ease
• Durable under vibration and repeated stress
• Maintains long-lasting performance in high-pressure systems

High-Performance and Racing Ready

Designed for professional and enthusiast automotive builds, the 318535U Union Sleeve ensures reliable operation for turbo systems, intercoolers, and high-pressure hose setups in demanding conditions.

• Perfect for turbocharged engines and intercooler systems
• Supports racing and high-performance vehicle builds
• Quick and secure installation reduces downtime

Trusted Quality from Granatelli Motor Sports

Granatelli Motor Sports is a leader in high-performance automotive components. The 318535U Union Sleeve combines precision engineering, durability, and reliable sealing, making it a critical part for maintaining optimal performance and leak-free connections in any high-performance or racing system.

Key Features & Benefits

• Application-focused Granatelli Motor Sports design
• Built for dependable performance and service
• Designed for enthusiasts, professional installers, and performance builds

Fitment & Installation

Confirm the part number, vehicle or engine application, dimensions, and supporting components before installation. Modified vehicles may require additional clearance, fabrication, calibration, or related hardware depending on the combination.

Frequently Asked Questions

How do I confirm fitment?
Match the part number and listed application to your vehicle, engine, dimensions, and supporting components before ordering.

Will this work on a modified vehicle?
Compatibility depends on the complete vehicle combination. Confirm the listed application and supporting components before installation.

Why Choose Granatelli Motor Sports?

Granatelli Motor Sports develops performance components for real-world street, street/strip, race, and custom applications, with an emphasis on practical performance, dependable construction, and integration into serious automotive builds.