About OSP Automotive & Marine
Your Trusted Partner in AUTO & Marine Mechanics
GRAFTON AUTO & MARINE WORKSHOP
When you need quality automotive and marine services in Grafton, trust the local team at OSP Automotive & Marine. With over 35 years of combined experience, we provide professional mechanical repairs, log book servicing, performance upgrades and more for vehicles and ski boats across Grafton, Yamba, Iluka, Woolgoolga and Inverell.
We Specialise In
We handle all mechanical repairs, big or small.
From engine work to brake servicing, our team uses trusted parts and the latest diagnostics to keep your vehicle in top shape. You can count on us.
Take your 4WD further with performance upgrades that work.
We install exhaust systems, GVM kits, ECU tuners and diesel 4WD remapping to boost your power, fuel economy and towing ability.
Get the ride quality and handling your setup needs.
Our suspension kits are built tough and fitted right—improving safety, comfort and off-road capability. We’ll help you stay in control.
Unlock improved engine performance with professional dyno tuning, fuel injection diagnostics and precision adjustments for smoother power delivery, efficiency and reliable results across performance vehicles, 4x4s and ski boats.
If something feels off, we’ll find the fault.
Our EFI and mechanical diagnostics get to the root of engine issues fast.
Using advanced tools and expert insight, we help you avoid guesswork and costly repairs.
Your Complete Marine Service Center
OSP Automotive & Marine is dedicated to providing comprehensive marine mechanic services. From routine maintenance to complex repairs, we handle it all with precision and care.
We keep your wake and ski boats performing at their best. From routine servicing to engine maintenance, we handle it all with precision. Our team knows what your boat needs to stay reliable on the water—so you can focus on enjoying the ride.
We keep your wake and ski boats performing at their best. From routine servicing to engine maintenance, we handle it all with precision. Our team knows what your boat needs to stay reliable on the water—so you can focus on enjoying the ride.
We keep your wake and ski boats performing at their best. From routine servicing to engine maintenance, we handle it all with precision. Our team knows what your boat needs to stay reliable on the water—so you can focus on enjoying the ride.
Get more out of your boat with professional diagnostics and performance tuning. We identify issues quickly and fine-tune them for better efficiency and power. Whether it’s troubleshooting or upgrading, we'll keep your marine engine running.
Trusted Brands We Use
