Subaru OEM CVT Coolant Hose (19+ Ascent) | 99083AA38B

Overview

The Genuine Subaru OEM CVT Coolant Hose (Part #99083AA38B) is the factory-replacement hose designed to maintain proper fluid temperature regulation in your Subaru Ascent's Continuously Variable Transmission (CVT). Engineered to exact OEM specifications, this hose ensures a precise, leak-free fit that aftermarket alternatives simply cannot match. Ideal for Ascent owners performing preventive maintenance or addressing a worn, cracked, or leaking CVT cooler hose.

Key Features & Benefits

• Genuine Subaru OEM Quality — Manufactured to factory specifications for guaranteed fit, form, and function on your Ascent's CVT cooling system.
• Exact-Fit Replacement — Designed specifically for the 2019+ Subaru Ascent CVT, eliminating guesswork and fitment issues common with generic hoses.
• Factory-Grade Materials — Constructed from heat- and fluid-resistant materials engineered to withstand the demands of continuous CVT fluid temperature cycling.
• Preserves CVT Longevity — A properly functioning CVT coolant hose keeps transmission fluid temperatures in the optimal range, protecting your CVT from premature wear and costly failure.
• Leak-Free Seal — OEM dimensions ensure correct seating and clamping at all connection points, reducing the risk of coolant or CVT fluid leaks.
• Backed by Subaru — As a Genuine Subaru part, this hose is covered under Subaru's standard OEM parts warranty when installed by an authorized dealer.

What's Included

• 1x Genuine Subaru CVT Coolant Hose — Part #99083AA38B

Specifications

Fitment & Compatibility

This CVT coolant hose is designed for the following Subaru vehicles:

Always verify fitment by confirming your vehicle's VIN and CVT transmission configuration before ordering. Part number 99083AA38B is a Genuine Subaru component — use this number to cross-reference with your dealer or service manual.

Installation

This CVT coolant hose is a direct OEM replacement. While experienced DIYers familiar with transmission cooling system service may be able to install this part, professional installation by a certified Subaru technician is recommended to ensure proper torque, clamping, and system bleeding. Incorrect installation may result in fluid leaks or CVT damage. Always depressurize the cooling system and allow the vehicle to cool completely before beginning any hose replacement.