Heater Core Bypass Hose, Heater Core Bypass Cooling Crossover with Clamps, OE #551699, Compatible with LS1 LSX LS2 LS3 LQ4 LQ9 (Black)

1. It fits LS1, LS2, LS3, LQ4, and LQ9 engines with OEM #551699.2. It controls Cooling flow for faster warm-up or extra cabin heat.3. It seals tightly with clamps to prevent cooling leaks.4. It resists clogging to maintain proper flow and pressure.5. It includes two stainless steel clamps for secure installation.

• For Multiple Engines: This hose is compatible with LS1, LSX, LS2, LS3, LQ4, and LQ9 engines. The OEM part number is 551699. Verify your model before purchase.
• Temperature Control: This bypass kit controls Cooling path and flow between the heater core and engine, enabling faster warm-up or providing additional heat for cabin heating.
• Secure Seal: When paired with clamps, this hose securely fastens and connects tightly to other components. It prevents Cooling leaks, avoiding engine overheating and other failures.
• Smooth Flow: This heater core hose resists clogging, preventing poor Cooling flow or abnormal pressure. It protects the radiator and water pump, maintaining optimal engine temperature.
• Single Hose with Two Clamps: You will get 1 x heater core bypass hose with 2 x stainless steel clamps. Measuring 4.7 inches long, it offers excellent temperature and pressure resistance, flexible routing, and superior vibration resistance.