Can you use stock seatbelts with universal racing seats?

I plan on buying racing seats for my truck,and i was wondering do i have to use the 4 point harness or can i use the stock seatbelts?
I will be driving this daily.So can I use my stock seatbelts with this, or do i have to buy the 4 point harness.Are they even legal for [...]

MMS Racing Seats, Universal, Sim Leather, Fully Reclinable.

Just a video demonstrating some seats we are selling. We have over 10 types of racing seats in stock with several colors to choose from. Call us toll free at 1-888-841-8288 if you have any questions.

Have Utmost Comfort From Universal Racing Seats

It is terrible for people to have carsickness. One who has carsickness cannot be seated in a driving car for a long time as the strong sick feeling may make him vomit. Some people got carsickness for hereditary factors, but most people feel sick in a car because of the bad car driving condition. High-speed [...]

how do you mount universal racing seats to stock oem seat brackets in 96 civic?

i have a pair of universal racing seats coming today and i need to mount them to the stock oem brackets so i can retain my normal seat belt. cant do harnesses because its illegal in my area. please help me.