Welcome to R & D Custom Exhaust,
your car service in Merrimack Valley, MA!
If you’re looking for auto repair in Merrimack Valley, MA, you’ve found us. Here at R & D Custom Exhaust we work hard to earn your trust and loyalty. We know how important it is to find a Merrimack Valley car service you can rely on, so your satisfaction is our top priority each and every day.
Here at R & D Custom Exhaust we understand what makes customer service truly outstanding. You will feel the difference exceptional customer care makes when you work with us. We know auto repair in Merrimack Valley offers you lots of choices, and we aim to provide the kind of caring customer service that will bring you back.
Our professional automotive service offers you years of combined expertise from our well-trained technicians. We treat our auto repair professionals well because we value their skill and can-do attitude. We know our team sets us apart, saving you time and money, not to mention worry. When it comes to auto repair in Merrimack Valley, we are totally confident that R & D Custom Exhaust is the best option in town!
Address
R & D Custom Exhaust
313 Boston Road
North Billerica, MA 01862
(978) 670-5222
Shop Hours
Mon-Fri: 8am-5pm
Saturday: 7am-12pm
Sunday: Closed
Gas Station Hours
Mon-Sat: 6am-8pm
Sunday: Closed
Directions
Payment Types

Affiliates & Certifications





About R & D Custom Exhaust Merrimack Valley, MA
R&D Custom Exhaust offers a complete line of automotive services from custom exhaust and exhaust repairs to preventative maintenance, tires, brakes, oil changes, snow plow repair, and much more. We are located in Billerica, providing Professional Expert service with a Loyal Customer base for 25 years! We specialize in all areas of automotive repair and diagnostics using the most recently updated, state-of-the-art methods. Our Success & Reputation is based upon providing our Clients with Exceptional Quality Service & Repairs.
Are you ready to experience the best Merrimack Valley car service available? Please give us a call or make an appointment here.

The Absolute Best Car Service in Merrimack Valley, MA
What sets R & D Custom Exhaust apart from all of the others in Merrimack Valley, MA?
Trust: When it comes to auto repair in Merrimack Valley, MA, it’s all about earning loyalty and trust by doing our very best every day. We are determined to earn and keep your trust.
Talent: At R & D Custom Exhaust, you can rest easy knowing that our highly-skilled, experienced auto service professionals are handling your car. Our technicians bring years of experience, skill, and education to the Merrimack Valley auto repair table.
Time: We take the time we need to provide you with top quality car service in Merrimack Valley, MA, and we take the time to talk to you about what that means. We listen to you so we understand your needs and goals for your auto repair.

Recently Serviced Vehicles
2014 Ford Edge
Mileage160,418Service Date3/17/2025Services Performed- LABOR TO INSTALL FLEX PIPE
RICH F. gave our service a 5 star review on 3/18/20252012 Ford Pickup
Mileage206,272Service Date3/17/2025Services Performed- REMOVED AND REPLACED ALL 16 SPARK PLUGS, WIRE SET AND 1 DRIVERS SIDE COIL. ONE OF THE COIL MOUNTING BOLTS SNAPPED INTO UPPER INTAKE AND COIL SNAPPED. DRILLED OUT INTAKE AND REPAIRED REAR CYLINDER ON PASSENGER SIDE. I HAD TO RE THREAD CYLINDER HEAD SPARK PLUG HOLE BEFORE INSTALLING NEW PLUG. REMOVED AND REPLACED UPPER AND LOWER BALL JOINT, DRAG LINK BAR, STEERING STABILIZER SHOCK, UPPER AND LOWER TIE ROD END, HUB SEAL AND WHEEL BEARING. GREASED ENTIRE FRONT END. REMOVED AND REPLACED BOTH DOWN STREAM O2 SENSORS. CLEARED CHECK ENGINE LIGHT AND RESET ADAPTIVES. NOTE: NEED TO DRIVE VEHICLE AT LEAST 70 MILES TO GET MONITORS READY FOR INSPECTION. NOTE: FRONT PASSENGER BUMPER HIT IN AND BROKE FOG LIGHT AND BUMPER CONTACTS WHEEL WHEN TURNED TO THE LEFT. BUMPER AND FOG LIGHT NEED TO BE REPAIRED BEFORE INSPECTION
- LABOR TO MOUNT AND BALANCED 4 TIRES
- DISPOSAL OF 4 OLD TIRES
- PERFORMED COMPLETE OIL CHANGE SERVICE. CHANGED FULL SYNTHETIC OIL AND FILTER, GREASED AND LUBED ALL PIVOTS, TOPPED OFF ALL FLUIDS AS NECESSARY, CHECKED TIRE PRESSURE.
- PERFORMED MA STATE INSPECTION.
- LABOR TO ALIGN THE VEHICLE
PETER B. gave our service a 5 star review on 3/17/20252018 Volvo S60
Mileage86,227Service Date3/8/2025Services Performed- PERFORMED COMPLETE OIL CHANGE SERVICE. CHANGED FULL SYNTHETIC OIL AND FILTER, GREASED AND LUBED ALL PIVOTS, TOPPED OFF ALL FLUIDS AS NECESSARY, CHECKED TIRE PRESSURE.
HEATHER R. gave our service a 5 star review on 3/10/20252013 Ford F-150
Mileage106,301Service Date3/7/2025Services Performed- PERFORMED COMPLETE OIL CHANGE SERVICE. CHANGED FULL SYNTHETIC OIL AND FILTER, GREASED AND LUBED ALL PIVOTS, TOPPED OFF ALL FLUIDS AS NECESSARY, CHECKED TIRE PRESSURE.
- REMOVED AND REPLACED SERPENTINE BELT & TENSIONER. MADE SURE BELT WAS NOT MAKING NOISE.
BILL P. gave our service a 5 star review on 3/7/20252020 Toyota Tundra
Mileage64,094Service Date3/3/2025Services Performed- REPAIRED EXHAUST LEAK AND INSTALLED NEW TIPS UNDER WARRANTY
JAMES H. gave our service a 5 star review on 3/6/20252017 Nissan Rogue
Mileage122,594Service Date3/3/2025Services Performed- FOUND VEHICLE NEEDS LEFT FRONT & RIGHT REAR WHEEL BEARING & RADIATOR REMOVED AND REPLACED LEFT FRONT & RIGHT REAR WHEEL BEARING. REMOVED AND REPLACED RADIATOR. TOPPED OFF COOLANT
LAURIE S. gave our service a 5 star review on 3/4/20252015 Chevrolet Silverado 2500 HD
Mileage161,870Service Date2/26/2025Services Performed- P0300 – RANDOM/MULTIPLE CYLINDER MIS FIRE CUSTOMER HAS NEW WIRES AND FAIRLY NEW PLUGS. HALF THE PLUGS APPEAR TO BE DAMAGED AND HAVE LOSS OF SPARK @TIMES FROM COIL #3 REMOVED AND REPLACED ALL 8 PLUGS AND CYLINDER #3 COIL. ONLY MISFIRE LEFT IS CYLINDER #3 AT TIMES. SMOKE TESTED INTAKE SYSTEM (NO LEAKS FOUND)PIN POINT TESTED ENGINE HARNESS, COIL PACK HARNESS AND ECU. EVERYTHING IS IN PERFECT WORKING ORDER. REPLACED #3 WIRE WITH GOOD KNOWN USED ONE, MIS FIRE GONE. REMOVED AND REPLACED PLUG WIRE SET. PROBLEM 100% GONE
TOM A. gave our service a 5 star review on 2/26/20252015 Chevrolet Spark
Mileage81,660Service Date2/25/2025Services Performed- LABOR TO INSTALL PATCH BEHIND CATALYTIC CONVERTER
- PERFORMED COMPLETE SERVICE, CHANGED OIL AND FILTER, GREASED AND LUBED ALL PIVOTS, TOPPED OFF ALL FLUIDS AS NECESSARY, CHECKED TIRE PRESSURE.
KAREN P. gave our service a 5 star review on 2/26/20252015 Ford Taurus
Mileage36,771Service Date2/25/2025Services Performed- FOUND NO FUEL PUMP PRESSURE. JUMPED OUT FUEL PUMP CONTROL MODULE, NO PUMP ACTIVATION. REMOVED AND REPLACED TRANSFER PUMP, FUEL PUMP AND CONTROL MODULE
DOTTY D. gave our service a 5 star review on 2/25/20252019 Chevrolet Silverado 2500 HD
Mileage132,000Service Date2/19/2025Services Performed- REMOVED AND REPLACED UPPER & LOWER SHIFTER CABLES
FRANK G. gave our service a 5 star review on 2/20/20252015 GMC Acadia
Mileage98,976Service Date2/19/2025Services Performed- LABOR TO INSTALL FLEX PIPE & PATCH AFTER CATALYTIC CONVERTER
BRIAN G. gave our service a 5 star review on 2/20/20252006 Dodge Pickup
Mileage131,361Service Date2/19/2025Services Performed- LABOR TO REPAIR POWER WIRE@CONTROLLER CONNECTOR, REPAIR GROUND WIRE @POWER UNIT. INSTALL U BOLT FOR CHAIN
JON E. gave our service a 5 star review on 2/19/2025