About Our Shop
LC3 Performance is an owner-operated speed shop and automotive repair facility on Route 46 East in Rockaway, New Jersey, serving the Tri-State Area.
Work directly with co-founder Luis Crespo and our ASE-certified team. With 25+ years of engine-building experience, we bring hands-on attention, honest communication, and care to every vehicle.
Services
Your one-stop shop for repair, maintenance, and performance.
Automotive Upgrades & Repairs
Engineered for power. Built for confidence.
Keep your vehicle ready for the road or track with suspension upgrades, performance alignments, exhaust and intake installation, and custom electrical work. We also handle routine maintenance and repairs.
One-of-a-Kind Custom Builds & Professional Dyno Tuning
Turning unique visions into precision-engineered reality.
We take on a select number of custom projects each year, pairing engine builds and power-adder installations with calibration on our in-ground Dynojet 224XLC. Each combination is tailored to your goals, from street drivability to track performance.
GM LSX/LTX Performance Packages
Precision upgrades for serious GM power.
Explore vehicle-specific upgrade packages for GM LSX and LTX platforms. Compare options for your model and choose a combination that matches your power goals and intended use.
"Luis and team at lc3 performance go over and beyond for their customers!! Luis is very honest and steers you in the right direction for all your performance needs."
- Vincent
"Everyone was super friendly and the owner is amazing. When I picked up the car, they explained everything they did and some things they also saw I needed to take care of. I really felt my car was in good hands and I will definitely be back and sending people here!"
- Nikole
"These guys are the best at what they do. Luis and his team provided excellent service by letting you know whats going on to a T via text message updates and will not cut any corners on your vehicles like I have had from competing tuning shops in the area."
- Michael
"Fast, efficient, and truly caring service like this is hard to find these days. I highly recommend LC3 Performance to anyone in need of reliable, honest, and quality help. Thank you again for everything!"
- Maria
"I have had this car for about 20 years and it was always fun to drive but now it feels so fast each gear is so much faster they did a great job and there price was great"
- Katy
"Wow. I can't give this place enough praise. If you want your vehicle fixed right by top-notch mechanics, this is definitely the place to go. Hands down to these guys, they know there a stuff."
- Vannetta
Testimonials
Contact
266 Route 46 East
Rockaway, NJ 07866
973-668-5598
Monday-Friday: 9:00am-4:00pm
Saturday & Sunday: Closed
