Simpson Performance Products

Simpson Performance Products

Looking for a few special accessories to make your machine stand out from all the rest? Search no more! At Side By Side Stuff we have the perfect items for you: top quality UTV harnesses and customizable seats from Simpson Performance Products that are sure to make you the envy of all your friends. Be the first in your group to add these awesome aftermarket accessories to your side by side and turn all your future rides into rides with style!

Designed and manufactured with safety, comfort, and performance in mind Simpson harnesses are unmatched in quality. Ensure that you and your passengers are safe on all your rides by investing in a product that is built to last.

Simpson, a very reputable manufacturer in the racing world, recently branched out to manufacturing seats for UTV and off-road vehicles. Combining their company with Twisted Stitch Seats in 2014, Simpson now produces high quality, hand crafted in the USA, custom seats for side by side enthusiasts looking to take their ride to the next level. With over 20 seat colors to choose from, endless color combinations, and many options available, you will no doubt be able to create the customized seats of your dreams for your side by side!

If you have any questions about these accessories or any other products available at SideBySideStuff.com, give us a call and one of our friendly staff members will be able answer your questions. We’re here to help you find the best aftermarket products available for your side by side!

Simpson Custom FRONT Vortex Seats w| Mounts |Sold in Pairs| - Arctic Cat Wildcat Trail | Sport
FREE SHIPPING
$1,091.80
Simpson Custom FRONT Vortex Seats w| Mounts |Sold in Pairs| - Arctic Cat Wildcat 1000 | X | 4X
FREE SHIPPING
$1,091.80
Simpson Custom FRONT Vortex Seats w| Mounts |Sold in Pairs| - Can Am Commander | Maverick
FREE SHIPPING
$1,171.80
Simpson Custom REAR Vortex Seats w| Mounts |Sold in Pairs| - Can Am Commander | Maverick
FREE SHIPPING
$1,151.80
Simpson Custom Vortex Seats w| Mounts |Sold in Pairs| - Can Am Maverick X3
FREE SHIPPING
$1,091.80
Simpson Custom FRONT Vortex Seats w| Mounts |Sold in Pairs| - Polaris RZR
FREE SHIPPING
$1,091.80
Simpson Custom REAR Vortex Seats w| Mounts |Sold in Pairs| - Polaris RZR 4
FREE SHIPPING
$1,091.80
Simpson Custom Vortex Rear Bench Seat - Polaris RZR 4 800 | XP 4 900
FREE SHIPPING
$1,040.95
Simpson Custom Vortex Rear Bench Seat - Polaris RZR XP 4 1000 | RZR XP 4 Turbo | 4 900
FREE SHIPPING
$1,040.95
Simpson Custom Revolver Seats |Sold in Pairs| - Polaris RZR 570 | S 570 | 800 | S 800 | XP 900
FREE SHIPPING
$891.90
Simpson Custom TS-R FRONT Seats |Sold in Pairs| - Polaris RZR XP 1000 | XP Turbo | S 1000 | 900 | S 900
FREE SHIPPING
$1,491.90
Simpson Custom TS-R REAR Seats |Sold in Pairs| - Polaris RZR XP 4 1000 | XP 4 Turbo | 4 900
FREE SHIPPING
$1,491.90
Simpson Custom 170 Aggressor Seats |Sold in Pairs| - Polaris RZR 170
FREE SHIPPING
$751.90
Simpson Custom Vortex Seat w| Mount - Polaris ACE
FREE SHIPPING
$545.90
Simpson Custom Vortex Seats w| Mounts |Sold in Pairs| - Yamaha YXZ 1000 R
FREE SHIPPING
$1,091.80
Simpson 2 Inch, 5 Point D3 Latch and Link Harness - Bolt In
FREE SHIPPING
$109.95
Simpson 2 Inch, 5 Point D3 Latch and Link Harness - Clip In
FREE SHIPPING
$109.95
Simpson 3 Inch, 5 Point D3 Latch and Link Harness - Bolt In
FREE SHIPPING
$119.95
Simpson 3 Inch, 5 Point D3 Latch and Link Harness - Clip In
FREE SHIPPING
$119.95
Simpson 2 Inch, 5 Point Latch and Link Harness - Bolt In
FREE SHIPPING
$90.00
Simpson 2 Inch, 5 Point Latch and Link Harness - Clip In
FREE SHIPPING
$95.00
Simpson 3 Inch, 5 Point Latch and Link Harness - Bolt In
FREE SHIPPING
$100.00
Simpson 3 Inch, 5 Point Latch and Link Harness - Clip In
FREE SHIPPING
$105.00
Simpson 2 Inch, 5 Point SFI Approved Off Road Racing Harness - Bolt In
FREE SHIPPING
$109.95
Simpson 2 Inch, 5 Point SFI Approved Off Road Racing Harness - Clip In
FREE SHIPPING
$109.95
Simpson 3 Inch, 5 Point SFI Approved Off Road Racing Harness - Bolt In
FREE SHIPPING
$129.95
Simpson 3 Inch, 5 Point SFI Approved Off Road Racing Harness - Clip In
FREE SHIPPING
$129.95
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