The Mastercool 3307 Engine Cooling System Pressure Tester Adapter Kit is a professional-grade diagnostic tool designed for pressure testing automotive cooling systems. It allows technicians to quickly identify leaks and weaknesses in radiators, hoses, caps, and related components across a wide range of vehicle applications. The kit features multiple color-coded cap adapters to ensure broad vehicle compatibility and consistent, reliable results. Housed in a durable molded carrying case, this kit is built for both shop and field use.
Features
Color-coded cap adapters for quick identification and broad vehicle application coverage
Integrated pressure gauge for accurate system pressure readings
Clear flexible hose and fittings for easy system connection and fluid management
Complete kit stored in a rugged molded carrying case for organized storage and transport
Specifications
Brand: Mastercool
Part Number: 3307
Application: Engine cooling system pressure testing
Kit Type: Pressure tester adapter kit
Includes
Multiple color-coded cooling system cap adapters (yellow, green, red, white/gray)
1 Pressure gauge
Clear flexible hose with fittings
1 Molded carrying case
Shipping
- We will usually ship your order in 1 to 2 business days! Orders purchased before 2:00 pm EST may be shipped the same day.
- Your order must have a subtotal of $199 or more to be eligible for free shipping.
- The delay of your order will depend on your location and from which warehouse your order is shipped from. We will always ship your order from the closest available warehouse. Based on our experience, we estimate the transit time to be between 1 to 3 business days across Canada (excluding NWT, Yukon and Nunavut) and 2 to 5 business days to USA.
- All orders will be shipped from Canada.
- You may pick up your order at one of our warehouses, Monday to Friday, from 8 am to 5 pm. Pickup orders are usually ready within 4 hours.
Returns
We are offering a 30-day money-back guarantee!
If you are not satisfied with your purchase within 30 days of receiving the product, you can ship it back to us for a refund or exchange.
Before returning the item, kindly send us a request using the Self-Serve Return option or contact our customer support team to get your return authorization. You may contact us by email at support@mprtools.com, phone at 1-800-905-0410, or chat through our website. We are available Monday to Friday from 8 am to 5 pm ET.
We want to guarantee your experience with us will be outstanding. Here are just a few of the reasons why mprtools.com is the go-to company to get your tools from:
1-Year Price Match Guarantee
We work very hard to ensure we offer the absolute best prices online. If you find it at a lower price somewhere else within 365 days of purchasing, please message us, and we’ll credit you back the difference right away.
30-Day Money-Back Guarantee
It's our duty to provide superior quality tools you can trust to get the job done. If you're not fully satisfied with your order, you can request a return for a complete reimbursement.