Universal Air HA113853C A/C Refrigerant Liquid Hose

Liquid A/C Refrigerant Hose for Audi HVAC Service

The Universal Air HA113853C is an A/C refrigerant liquid hose for select Audi SUV applications. It is listed as a liquid line without an orifice tube and is used in the HVAC refrigerant circuit for the Q7, Q8, SQ7, and SQ8.

Key Features

• Brand: Universal Air
• Brand line: Liquid Line w/o Orifice Tube
• Part number: HA113853C
• Category: HVAC hoses and pipes
• Part type: A/C refrigerant liquid hose
• Direct fitment listed for select 2017-2020 Audi models

Fitment Details

Compatible with 2019-2020 Audi Q7, liquid line without orifice tube. Compatible with 2019-2020 Audi Q8, liquid line without orifice tube. Compatible with 2020 Audi SQ7, liquid line without orifice tube. Compatible with 2020 Audi SQ8, liquid line without orifice tube. Compatible with 2017-2018 Audi Q7, A/C suction line hose assembly fits from evaporator; liquid line without orifice tube.

The Universal Air liquid line product line is focused on refrigerant routing components for HVAC service, with this application identified specifically as a liquid line without an orifice tube. If you are replacing an Audi Q7 A/C refrigerant liquid hose or sourcing a HA113853C replacement for a Q8, SQ7, or SQ8, confirm the vehicle’s HVAC configuration against the listed notes before installation.

Common Problems This Part Addresses

• Refrigerant line leakage in the liquid circuit
• Damaged or corroded A/C hose routing
• Loss of cooling performance from a compromised refrigerant path
• Service replacement for a failed liquid line assembly
• HVAC repair on listed Audi Q7, Q8, SQ7, and SQ8 applications

Installation Notes

Verify the vehicle year, model, and HVAC line configuration before ordering. This part is listed as a liquid line without an orifice tube, and the 2017-2018 Audi Q7 note references an A/C suction line hose assembly from the evaporator. Match the existing routing and connection style to the catalog listing before installation.

Quality Assurance

Universal Air catalogs this component as a dedicated HVAC refrigerant hose for the specified Audi applications. Part number HA113853C should be matched to the vehicle’s original line configuration for proper service selection.