Performance Water Pump Kit for Audi SQ5 (2018-2026) 3.0L

Complete Water Pump Service Kit for 2018-2026 Audi SQ5 (FY)

What it Does: The Performance Water Pump Kit replaces the leak-prone mechanical coolant pump, thermostat, and vacuum-actuated cooling control valves on the 2018-2026 Audi SQ5 to restore thermal management efficiency and prevent coolant migration into vacuum lines.

The Stock Audi SQ5 Cooling System Weakness

The factory EA839 3.0T cooling system in the FY chassis SQ5 is prone to premature mechanical coolant pump seal failures and internal vacuum solenoid contamination. The OEM pump uses a sliding shroud mechanism actuated by vacuum; over time, coolant bypasses the internal dynamic shaft seal, seeping into the vacuum actuator and migrating toward the bank-mounted solenoid valves and vacuum harness. Concurrently, thermal cycling embrittles the plastic coolant crossover pipes and thermostat housing, leading to localized coolant loss, pressure drops, and unpredictable cylinder head temperatures under boost.

The Engineering Solution

This service kit provides a complete mechanical overhaul using an all-aluminum pump housing and cast aluminum impeller to replace brittle composite OE components. Built to withstand high-rpm coolant cavitation and thermal shock, the kit pairs the primary belt-driven water pump with a matched thermostat, coolant crossover pipe, drive pulley, and twin replacement solenoid valves. Renewing the 06M121013D mechanical assembly along with fresh sealing rings and thermal pneumatic control valves eliminates vacuum contamination risks and maintains tight block-to-radiator pressure dynamics without ECU recalibration.

What's Included

• 1 Engine Water Pump Assembly with Pulley
• 1 Thermostat
• 1 Water Pipe
• 1 Pulley
• 2 Solenoid Valves
• 1 Thermal Pneumatic Valve
• O-Ring and Fixing Bolt Hardware Set

Technical Specifications

Compatibility

• 2018-2026 Audi SQ5 3.0L Gas Turbo
• 2021-2026 Audi SQ5 Sportback 3.0L Gas Turbo
• 2025 Audi SQ5 Sportback 3.0L Mild Hybrid Gas Turbo

Frequently Asked Questions & Fitment Warnings

Does this fit the FY SQ5?

Yes, this is a direct fit for the 2018-2026 Audi SQ5 equipped with the EA839 3.0T engine. This kit does not fit earlier supercharged 3.0L V6 models (B8/8R chassis) or 2.0L TFSI 4-cylinder applications.

Is a vacuum coolant bleeding tool required for installation?

Yes, pulling a vacuum on the cooling system and running the factory diagnostic bleed procedure is necessary to eliminate air pockets from the split-circuit cylinder heads.

The Audi Precision Standard

Engineered to meet tight European factory tolerances, this comprehensive cooling service package guarantees exact fitment, zero ECU fault codes, and reliable thermal stability under hard boost.