Nissan Infiniti Coolant Overflow Reservoir Cap Tank, Black Plastic
Main Description
Keep your Infiniti and Nissan cooling system performing at its best with the NIGHTKIST Coolant Overflow Reservoir Cap Tank in black plastic. This brand-new aftermarket cap serves as a direct replacement for worn or damaged caps, helping prevent coolant leaks, maintain proper system pressure, and reduce the risk of overheating during temperature changes. Designed for easy installation, it snaps securely onto the reservoir neck, restoring a reliable seal and protecting your engine from coolant loss.
Crafted from durable black plastic, this cap is built to withstand the heat and pressures of daily driving. The part number 21712-79900 ensures compatibility, making it a convenient, single-source solution for a wide range of Infiniti and Nissan models.
Fits a broad spectrum of vehicles from early 2000s to mid-2010s, including Infiniti EX35 (2008–2012), EX37 (2013), FX35 (2003–2012), FX37 (2013), FX45 (2003–2008), FX50 (2009–2013), G25 (2011–2012), G35 (2003–2008), G37 (2008–2013), M35 (2006–2010), M35h (2012–2013), M37 (2011–2013), M45 (2006–2010), M56 (2011–2013), Q60 (2014–2015), Q70 (2014–2017), QX50 (2014–2017), QX70 (2014–2017); and Nissan models including 350Z (2003–2009), 370Z (2009–2014), Cube (2009–2014), Juke (2011–2017), Leaf (2011–2015), Murano (2009–2014, and 2003–2007), NV200 (2013–2017), Quest (2011–2017), Rogue (2008–2017), Versa (2007–2012). This makes it a practical, versatile replacement for multiple vehicles in one shop or garage.
Benefits & Tips
- Restore and maintain a proper seal on the coolant reservoir to prevent leaks and spills during engine heat cycles.
- Help preserve correct coolant pressure and level, reducing the chance of overheating and keeping your cooling system running smoothly.
- Keep an affordable aftermarket spare on hand for quick, DIY-friendly maintenance across compatible Infiniti and Nissan models.
Product specifications
- Brand: NIGHTKIST
- Type: Coolant Overflow Reservoir Cap Tank
- Part number: 21712-79900
- Color: Black
- Material: Plastic
- Origin: Mainland China
- Fits: Infiniti and Nissan coolant bottle caps (see main description for full compatibility)
Package includes:
- 1 x Overflow Reservoir Cap
Warnings/Reminders
- Verify compatibility with your vehicle model and year using the fit list in the description.
- Ensure the engine and cooling system are cool before replacing the cap; install the correct part to ensure a proper seal.
- Inspect the cap and reservoir neck for cracks or damage before installation to ensure a reliable seal.
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