Looking to keep your 6.4 Powerstroke running like a top? Be sure to invest in a quality fuel injector harness tool like the Alliant AP0077. This direct fit replacement is built to OEM standards for a perfect fit and reliable performance. Not to mention, it's much easier on the wallet than going back to the dealership. So don't wait, pick up your Alliant AP0077 fuel injector harness tool today!