Welcome to the new Speartech Fuel Injection Systems website! Put 23 years of GM Engineering experience to work for you!
We now offer online ordering for many of our products. Our harnesses are still call to order at (765) 378-4908.
We ship worldwide! Call us to place an international order.
Check us out on HorsepowerTV! They used our harness package on their Nissan 240SX / LSX swap project featured on air. Our mention starts around the 5:40 mark. Click here to check it out!
The Gen 5 LT1 is here! See it running!
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