Mishimoto MMHOSE-SUP-86HHBK Black Silicone Heater Hose Kit for 1986-1992 Toyota Supra

The Mishimoto MMHOSE-SUP-86HHBK Black Silicone Heater Hose Kit is engineered for a direct OEM-style fit on select 1986-1992 Toyota Supra applications. Designed for demanding automotive conditions, this high-performance heater hose kit supports dependable coolant circulation, improved thermal management, and long-term system reliability. It is compatible with the 3.0-liter A340E, R154, W55, and W58 drivetrain applications listed below.
Constructed from high-grade silicone reinforced with heat-resistant embedded fibers, these hoses provide increased pressure tolerance and durable performance compared with conventional rubber hoses. The dual-layer construction is designed to withstand elevated under-hood temperatures while helping maintain consistent operation throughout the cooling and heating system. The black finish provides a clean, factory-inspired appearance that complements original engine-bay components.
With a maximum temperature rating of 330°F, the Mishimoto heater hose kit helps reduce heat-related wear and supports efficient temperature control under demanding driving conditions. Each hose is engineered to provide reliable fitment and straightforward installation for applicable Toyota Supra models. This kit is intended for automotive use and is an ideal replacement for aging, cracked, or softened factory heater hoses.

• Made from high-grade silicone with heat-resistant embedded fibers


• Maximum temperature rating of 330°F


• Designed to help reduce heat-related wear and improve thermal efficiency


• Direct OEM-style fit for select 1986-1992 Toyota Supra applications


• Compatible with 3.0-liter A340E, R154, W55, and W58 applications as specified

Features:

• Material: High-grade silicone reinforced with heat-resistant embedded fibers

• Temperature Rating: Supports temperatures up to 330°F

• Performance: Helps reduce heat-related wear and supports efficient thermal management

• Fitment: Designed for a direct OEM-style fit on select 1986-1992 Toyota Supra models

• Compatibility: Fits specified 3.0-liter A340E, R154, W55, and W58 applications