HomeBelts and Cooling > Hoses and PipesGenuine 99710661203 Engine Coolant Hose
Part #: 99710661203

Genuine 99710661203 Engine Coolant Hose

⚙️ 15 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$44.95Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ 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: Porsche, 911
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Genuine Porsche 911 Engine Coolant Hose

The Genuine 99710661203 engine coolant hose is designed specifically for Porsche 911 models, ensuring reliable cooling system performance. This OEM replacement part maintains proper engine temperature by facilitating coolant flow within the engine bay.

  • Compatible with Porsche 911 models
  • OEM quality for precise fit and durability
  • Engine coolant hose designed to withstand high temperatures and pressure
  • Part number 99710661203 ensures exact match replacement
  • Constructed from materials resistant to coolant corrosion and wear

Detailed Product Description

This Genuine engine coolant hose, part number 99710661203, is engineered to meet the exact specifications required by Porsche for the 911 series. It plays a critical role in the vehicle’s cooling system by channeling coolant between the engine and radiator, helping to prevent overheating. Manufactured to OEM standards, this hose offers a precise fit that supports optimal engine performance and longevity. The hose material is selected to resist degradation from heat and coolant chemicals, ensuring consistent operation under demanding conditions.

Common Applications and Problem Resolution

  • Replacement for cracked or leaking coolant hoses in Porsche 911 engines
  • Solves overheating issues caused by coolant flow restrictions
  • Prevents coolant leaks that can lead to engine damage
  • Restores proper coolant circulation for efficient engine temperature regulation
  • Addresses hose swelling or softening due to age or heat exposure

Installation Notes and Tips

  • Ensure engine is cool before beginning installation to avoid burns
  • Drain coolant system partially to prevent spills during hose removal
  • Inspect adjacent components such as clamps and connectors for wear
  • Use OEM clamps or equivalent to secure the hose firmly
  • After installation, refill coolant and check for leaks during engine warm-up

Quality Assurance and Warranty

The Genuine 99710661203 engine coolant hose is manufactured to meet Porsche’s original equipment standards, ensuring reliable performance and fitment. While specific warranty terms may vary, Genuine parts typically come with a limited warranty covering defects in material and workmanship. Using this OEM hose helps maintain the integrity of your Porsche 911’s cooling system.

This part fits 15 vehicles. Search below:

YearMakeModelSubmodelTransmissionPositionNotes
2008Porsche911Targa 4ManualN/AAt Water Line Connection
2008Porsche911Targa 4SManualN/AAt Water Line Connection
2008Porsche911CarreraManualN/AAt Water Line Connection
2008Porsche911Carrera 4ManualN/AAt Water Line Connection
2008Porsche911Carrera 4SManualN/AAt Water Line Connection
2008Porsche911Carrera SManualN/AAt Water Line Connection
2007Porsche911Targa 4ManualN/AAt Water Line Connection
2007Porsche911Targa 4SManualN/AAt Water Line Connection
2007Porsche911CarreraManualN/AAt Water Line Connection
2007Porsche911Carrera 4ManualN/AAt Water Line Connection
2007Porsche911Carrera 4SManualN/AAt Water Line Connection
2007Porsche911Carrera SManualN/AAt Water Line Connection
2006Porsche911ManualN/AAt Water Line Connection
2005Porsche911CarreraManualN/AAt Water Line Connection
2005Porsche911Carrera SManualN/AAt Water Line Connection

* 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:

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