Questions & Answers
Commonly asked questions by you, the consumer.
Where do I return my cores to?
Please read our full core exchange policy for more details. After following the instructions, mail cores to:
Lincoln Diesel Specialties
N807 County Road E
Redgranite, WI 54970
What brand of injectors do you carry?
We only carry OEM Bosch Reman Injectors.
Are you just an online store?
No, we also have a shop for vehicle maintenance and performance installs. Stop by our Redgranite. WI location!
Can I call if I need tech assistance with diagnosing or installation?
Yes, please give us a call at 920-361-7700 or , and we will help you to the best of our ability.
Do I need tuning for oversized injectors?
Yes, we recommend EFI Live tuning for anything over-sized.
What if I can’t find a product on your website?
Please give us as call at or 920-361-7700. We will be able to get you whatever product you are looking for.