Find Pontiac Diesel Fuel Nozzle & Pontiac Fuel Injector Liquid. Order Pontiac Fuel Nozzle. Replace Pontiac Fuel Injector Tester. Maintaining optimal performance in your Pontiac begins with the heart of its engine – the fuel injectors. Regular cleaning ensures they deliver the precise amount of fuel, while signs like rough idling and poor acceleration signal it's time for replacements. To extend their lifespan, use high-quality fuel and add injector cleaner to your maintenance routine. When selecting new injectors, consider options like single-point or multi-point systems, each designed to match engine specifications for seamless integration. High-grade materials and proper installation are key to maximizing efficiency, so choose injectors that promise durability and follow the manufacturer's guidelines for fitment to ensure peak performance and fuel economy. Shop with us for reliable fuel injectors that will rejuvenate your Pontiac's power and precision.