HomeHVAC > Hoses and PipesURO C43999 HVAC Heater Hose
Part #: C43999

URO C43999 HVAC Heater Hose

⚙️ 24 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$14.90Free Shipping
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Jaguar, XJ12 and XJS
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of URO HVAC Heater Hose for Jaguar XJ12 and XJS

The URO HVAC Heater Hose C43999 is designed specifically for Jaguar XJ12 and XJS models. This heater hose ensures reliable coolant flow within the heating system, maintaining optimal cabin temperature and engine performance.

  • Direct replacement HVAC heater hose for Jaguar XJ12 and XJS
  • Durable construction to withstand high temperatures and pressure
  • Precision fitment with part number C43999 for accurate installation
  • Compatible with original equipment specifications
  • Manufactured by URO for consistent quality and performance

Detailed Product Description

The URO HVAC Heater Hose, part number C43999, is engineered to meet the exact specifications required by Jaguar XJ12 and XJS vehicles. This hose is a critical component in the heating, ventilation, and air conditioning (HVAC) system, responsible for transporting heated coolant from the engine to the heater core. Constructed from high-grade materials, it resists cracking, swelling, and deterioration caused by heat and coolant exposure. The precise fitment ensures a secure connection, reducing the risk of leaks and maintaining system efficiency.

Common Applications and Problem Resolution

  • Replacement for cracked or leaking heater hoses in Jaguar XJ12 and XJS
  • Solves issues related to insufficient cabin heating
  • Prevents coolant leaks that can lead to engine overheating
  • Addresses hose swelling or softening due to age or heat exposure
  • Restores proper coolant flow within the HVAC system

Installation Notes and Tips

When installing the URO HVAC Heater Hose C43999, ensure the engine is cool to avoid burns from hot coolant. Inspect all hose connections and clamps for wear and replace if necessary to prevent leaks. Properly route the hose to avoid kinks or contact with moving parts. Verify that the hose is securely attached at both ends before refilling the cooling system and testing for leaks.

Quality Assurance and Warranty

URO parts are manufactured to meet or exceed OEM standards, providing reliable performance for Jaguar XJ12 and XJS vehicles. While specific warranty details for part number C43999 are not provided, URO products typically come with a limited warranty against defects in materials and workmanship. Refer to the product documentation or supplier for exact warranty terms.

This part fits 24 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1992JaguarXJS5.3LV12N/AEngine to Heater Valve
1991JaguarXJS5.3LV12N/AEngine to Heater Valve
1990JaguarXJSN/AEngine to Heater Valve
1989JaguarXJSN/AEngine to Heater Valve
1988JaguarXJS5.3LV12N/AEngine to Heater Valve
1987JaguarXJS5.3LV12N/AEngine to Heater Valve
1986JaguarXJS5.3LV12N/AEngine to Heater Valve
1985JaguarXJS5.3LV12N/AEngine to Heater Valve
1984JaguarXJS5.3LV12N/AEngine to Heater Valve
1983JaguarXJS5.3LV12N/AEngine to Heater Valve
1982JaguarXJS5.3LV12N/AEngine to Heater Valve
1981JaguarXJSN/AEngine to Heater Valve
1980JaguarXJSN/AEngine to Heater Valve
1979JaguarXJ12N/AEngine to Heater Valve
1979JaguarXJSN/AEngine to Heater Valve
1978JaguarXJ12N/AEngine to Heater Valve
1978JaguarXJSN/AEngine to Heater Valve
1977JaguarXJ12N/AEngine to Heater Valve
1977JaguarXJSN/AEngine to Heater Valve
1976JaguarXJ12N/AEngine to Heater Valve
1976JaguarXJSN/AEngine to Heater Valve
1975JaguarXJ12N/AEngine to Heater Valve
1974JaguarXJ12N/AEngine to Heater Valve
1973JaguarXJ12N/AEngine to Heater Valve

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

C43999URO-005243

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.