Performance Water Pump Kit for Porsche Panamera (2017-2026) 2.9L 3.0L

$519.95

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Heavy-Duty Mechanical Water Pump Service Kit for 2017-2026 Porsche Panamera (971)

What it Does: The mechanical water pump service kit replaces failure-prone cooling components on the 2017-2026 Porsche Panamera to restore factory thermal regulation and prevent catastrophic engine overheating.

The Stock Porsche Panamera Thermal Control Weakness

Factory EA839 cooling circuits rely on vacuum-actuated control collars, plastic impellers, and composite housings that deteriorate under high thermal cycles. Coolant commonly migrates past worn shaft seals into the engine's vacuum circuits, damaging the pneumatic solenoid valves and causing the coolant control collar to seize. This defect leads to improper engine warm-up, vacuum system faults, or rapid coolant loss under boost.

The Engineering Solution

This comprehensive service package replaces the mechanical belt-driven primary pump with a durable cast aluminum housing and rigid aluminum impeller engineered to withstand high hydraulic loads without warping. Supplying matched replacement solenoids, an updated thermal pneumatic valve, a reinforced coolant crossover pipe, and a calibrated thermostat, this kit addresses the entire cooling and pneumatic control loop. Refreshing these interrelated parts together prevents premature failure of replacement seals and restores precise coolant flow control across both cylinder banks.

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

Fitment	2017-2026 Porsche Panamera
Engine / Chassis	EA839 (2.9L Twin-Turbo / 3.0L Turbo V6) / 971
Stock Output	325–440 hp / 332–405 lb-ft
Replaces OEM Part #	9A712101303, 9A712101304, 06M121013D, 06M121013G, 06M121013C, 06M121031D, 06M121031G, N91121903, 06M 121 013G, 9A712111511, PAB121115B, PAC121115, 06M121115, 06M121678H, 06M121678F, 06M121678G, 9A712167800, PAB121678A, 06M121115J, 06M121115G, 06M121115K, 06M121115H, 9A712111510, 06M115401K, 06M115401L, 06M115401F, 06M115401E, 9A711540100, 9A711540105, 9A711540110, PAB115401, PAC115401, 06M117015M, 9A711701530, 06M121083J, 06M121083H, 9A712108300, 9A71210830

Compatibility

2017-2026 Porsche Panamera 2.9L Gas Turbo
2018-2026 Porsche Panamera 2.9L Plug-In Hybrid Gas Turbo
2017-2019 Porsche Panamera 3.0L Gas Turbo

Frequently Asked Questions & Fitment Warnings

Does this fit the 971 Panamera?

Yes, this is a direct fit for the 2017-2026 Porsche Panamera equipped with the EA839 2.9L or 3.0L engine. Does not fit 4.0L V8 models, earlier first-generation supercharged 3.0L applications, or naturally aspirated configurations.

Is vacuum-assisted coolant bleeding required after installation?

Yes, you must refill the cooling system using a vacuum lift tool to purge air pockets and avoid thermal shock or mechanical seal damage.

The Porsche Precision Standard

Engineered to exact European operational standards, this kit guarantees leak-free sealing, original fitment, and fault-free operation without triggering engine management trouble codes.