Audi/Volkswagens simply run with too high an oil temperature in stock form. A high-output engine in a cramped engine compartment can generate a lot of heat, ...

Replace your leaking reservoir cap with a new one. An inexpensive fix that could be the source of hidden coolant leaks!

If you've got a small leak around your water pump, check this pesky plastic housing piece out. It attaches to the bottom of the water pump and can be a source of your leaking coolant.

Replace your seized or leaking water pump with these quality OEM replacement units. These feature a new o-ring for a perfect seal. Doing the timing belt? Change your water pump at the same time! Don't forget to also pick up a new thermostat and...

Replacement thermostat o-ring. Make sure you replace it everytime!

Pickup an extra and replace it when changing out your coolant sensor.

Coolant Temps Erratic? Change your coolant temp sensor with a new genuine replacement. This features the green 4-pin connector and includes a new o-ring seal.

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Coolant Acting Up? If you're having coolant leaks or just unusual coolant temp problems, you may need a new coolant temp sensor and seal ring. These should be replaced at at the first time of any coolant leaks,or whenever you replace your coolant...

Coolant Acting Up? If you're having coolant leaks or just unusual coolant temp problems, you may need a new coolant flange. If you're removing your coolant flange, you should replace the coolant flange seal. This seals between the head and the...