SHAKEDOWN: S&B Filters Particle Separator

Its not everyday a company comes into the UTV industry with a highly innovative product that not only works well but also saves you money and prolongs the life of your machine! Come along as we SHAKEDOWN the all new S&B Filters Particle Separator! Learn more about the S&B Filters Particle Separator here: Be […]

BFGoodrich UTV Tire Announced

BFGoodrich Debuts Baja T/A KR2 UTV Tire At Bud-Light SCORE Baja 500 Tire/Wheel Combo Available in UTVUnderground Store Soon! Oceanside, CA, June 5th 2015 – We at UTVUnderground are thrilled to bring you news of BFGoodrich Tires’ first foray into the UTV Market, the Baja T/A KR2 UTV. We have been lucky enough to check out this tire and […]

Feature Vehicle: Royalty Core SEMA XP1K

We have the privilege today to check out an awesome build from the crew over at Royalty Core. When a company that specializes in custom grilles and accessories takes on a new car build you can expect it to be loud and eye catching and boy did this RZR deliver.  From the beautiful paint job […]

UTVWC Desert Championship Video

Come along with us as we follow all the drama and intrigue of the Walker Evans Racing Desert Championship, the BITD sanctioned desert portion of the Inaugural Polaris RZR UTV World Championship.The best UTV desert racers in the world gathered in Laughlin, NV to do battle and we caught all the action. Be sure to […]

Feature Vehicle: Del Amo / SDR XP4

Check out this awesome 4 seater XP1000 build put together by Del Amo Motorsports and the fabrication gurus over at SDR. Not ones to rest on their laurels, Del Amo commissioned an awesome build video showing off the build process from start to finish. The end result is a very capable car that would be […]

Mint 400 Unofficial Results

The 2015 Mint 400 Limited and UTV race has come to an end! The drivers pushed their machines to the limit for over 7 hours in the harsh Nevada desert for the prize money, their sponsors, but most of all, for bragging rights. Over 330 miles later, Dustin Jones and Shane Dowden crossed the finish […]

UTVWC Desert Photos & Results

The tension and excitement in the air were palpable on Saturday morning as upwards of 50 of the worlds best UTV racers prepared to take on each other and the Laughlin landscape in the Walker Evans Desert Championship. As the racers staged under the morning sun many were battling the nerves associated with the only […]

UTVWC Kicks Off, 122 UTVs!

Today marked the second day of the inaugural Polaris RZR UTV World Championship presented by, including the Family Poker Run, Registration, Contingency and Tech. We were lucky to have fantastic weather all day, nothing better than sunshine and blue skies for contingency for the largest UTV race to date.   All the race […]

Winning The SF250 with High Point

High Point Off-Road Racing came away with a win at the 2015 SCORE San Felipe 250. The San Felipe course is known for being brutal, and this year was no exception.  A couple days before the race, co-driver Nick Oldham and I spent a day pre-running the course in a stock Polaris RZR. After pre-running, […]

How to Follow KOH!

King of the Hammers is here again and we are just as excited as you to see what happens! But, what’re you supposed to do if you can’t live in Hammertown all week? Don’t worry, we’ve got you covered! The schedule for the live stream is below, come back here to watch the broadcasts! Also […]

2015 San Felipe 250 Photos

The first race of the 2015 SCORE season came up fast with many teams struggling to get their cars ready in time. For the racers that made it out the desert was full of good times and great racing. Enjoy the Photos! Results: Class 19 UTV 1        1942 Scott Mc Farland   […]

2014 WORCS RD9 Photos and Results

A long year filled with battles, blood, sweat and tears came to a close in Primm this weekend with the final round of the 2014 WORCS Series. Cognito Motorsports’ Ryan Piplic out of Las Vegas ended up taking the win at Buffalo Bills even after a little mishap on the start (see below). Piplic landed […]

2014 BITD BWDC FINAL Results / Photos

The 2014 Best In The Desert (BITD) Bluewater Desert Challenge (BWDC) came to an end in typical Pro UTV racing fashion. It was fast and close with seconds separating the winner and losers. The 2 day race format is a lot of fun. It turns a marathon into 2 shorter sprints and allows for teams to […]

XP1K2 Officially Announced

RJ Anderson’s XP1K2: Side-by-Side Off-Road Viral Film Now in Production San Diego, CA 10/1/14 – In 2013, UTVUnderground launched the first-ever branded viral film campaign for the Side-by-Side (SxS) industry. The campaign was dubbed “XP1K”, and brought together Polaris RZR, producers Mad Media, directors the Martelli Brothers and starred off-road racing champion RJ Anderson. XP1K took […]

2014 Lucas Oil Off-Road Expo Photo Gallery

Another weekend full of all-out race trucks, bad-ass street rigs, UTVs, Rock Crawlers and everything else off-road has come and gone, the 2014 Lucas Oil Off-Road Expo is in the books! This event is one of the only times throughout the year that the industry comes together to celebrate the off-road culture in its entirety. […]

2014 Vegas To Reno – Video

The Vegas To Reno is the longest off-road race in the United Race. It is also one of the biggest races of the year. Over 40 UTVs would take on this years race. Mere seconds would sperate the top 2 finishers. Check it out and see how this epic battle unfolded. Be sure to subscribe […]

Feature Vehicle: 2014 Jagged-X XP1K

Jagged-X is the long standing premier race team in professional UTV desert racing. From day 1 Brandon & Justin Schueler have developed UTV race machines and have pushed the UTV desert race sport to, dare I say, eXtreme levels! It seems that every year Jagged-X introduces yet another new, fast and highly competitive race machine. […]

2014 Guy Fieri Dunefest Video

Guy Fieri is more than just a Food Network television star. He is a professional and well respected Chef, Restauranteur, Family Man, Loyal Friend and a HUGE off-road fanatic with a passion for RZRs! As you can imagine, when we first met Guy we hit it off pretty good. The ideas began to swirl and […]

SCORE Desert Challenge UTV Rules

For the Rigid Industries Score Desert Challenge race September 25th SCORE will be allowing two new UTV classes to participate in the multiple day race. All UTV classes will be raced together. THESE RULES DO NOT EXTEND FOR ANY OTHER SCORE RACE STOCK UTV Class The Stock UTV Class vehicles are built using production UTV’s, […]

Feature Vehicle: Cartronics RZR XP1K

We first met Dan Berry back in 2013 while traveling to Santa Rosa, CA to visit our friend Guy Fieri. Guy took us over to Dan’s shop, Cartronics Santa Rosa, to show us where he has all his toys modified. Cartronics is the go-to spot in Santa Rosa for all things custom. Whether you drive […]

2014 Vegas 2 Reno Extended Gallery

Photos by Rusty Baptist //

FLASHBACK: Camp RZR Show & Shine

Take a ride back to Halloween 2013 in Glamis for Camp RZR Show & Shine by! Photos by Vincent Knakal // – Mad Media

2014 Dunefest Photos & Story

At we probably cover more UTV related events, races and vehicle builds than anyone else in the sport. Rarely do I not have a great time at these events. The people we interact with, the sport in general, the locations… I mean, its what we do! But there are always those certain events that […]

2015 Polaris RZRs & Rangers

POLARIS RINGS IN 60TH ANNIVERSARY WITH MASSIVE 2015 OFF-ROAD LINE-UP Polaris has become the leader in the off-road industry by continually improving its off-road product offering and Model Year 2015 is another big year of new products and further refinement of the current product lines. RZR launches its biggest line-up ever, bringing all-new products and significant […]

SHAKEDOWN: 2014 Yamaha Viking hooked up with Marine Corps Officer and Baja 1000 champion Kent Kroeker to SHAKEDOWN our new 2014 Yamaha Viking! Kent and Joey D. headed to Bee Canyon outside of Hemet, CA to do some riding and long range rifle shooting. Follow along and see how the day went down! Be sure to subscribe to […]


    Photos by Shilynn Milligan //

FOX vs. WER – XP1K Shock Test

FOX invited Magnum Offroad out to Plaster City, CA to experience the difference between the stock Walker Evans Racing needle shocks that come standard on the Polaris RZR XP1000 and the new FOX 2.5 & 3.0 Podium Internal Bypass shocks with DSC adjusters. Dan from Magnum put the stock XP1000 through it’s paces on a […]

DuneFest 2014 – The Scoop

The Reedsport/Winchester Bay Chamber of Commerce along with Polaris are proud to present DuneFest 2014, July 30 – August 3rd. This five-day event is filled with exciting, fun Adult and Kid activities including: Moto Cross Racing, Free style Shows, Sand Drags, Poker Run, New kids Treasure Hunt, Show N’ Shine, Drive-In Movie Night, Charity Auction, […]

Feature Vehicle: Operation Grunt

Going back as far as I can remember my family has served the U.S. Military and the young men and women that volunteer to protect this Nation. Operation “Grunt” is a tribute to all that have served and to all that are currently serving. I wanted this build to represent how I view our Military […]

2014 Summer/Fall Ride Guide

One of the most commonly asked questions to us here at is “what ride event should I attend this year”? Its a tough question to answer because it all depends on what you like to ride, how far you want to travel and what all your into. So we got together with contributor […]

2014 WORCS RD6

SXS Pro – Class Results Place Nbr Name Overall Pos Points Earned Fastest Lap Laps Elasped Time 1 #15 RYAN PIPLIC – POL LAS VEGAS, NV 1 25 08:44.028 Lap 3 5 00:41:52.478 2 #1 BEAU BARON – POL ATASCADERO, CA 2 22 08:43.274 Lap 2 5 00:42:21.132 3 #37 RJ ANDERSON – POL RIVERSIDE, CA 3 20 08:46.294 Lap 4 5 00:42:32.066 4 #51. MITCH GUTHRIE, JR. – POL GLENDORA, CA […]

BREAKDOWN: Bryce Menzies XP1K had the honor of working with off-road racing champion Bryce Menzies in building him his ultimate Polaris RZR. In this BREAKDOWN, Bryce gives us the low down on his new 2014 Polaris RZR XP1000! Be sure to subscribe to this channel and LIKE our Facebook page! Instagram @ UTVUnderground ©2014 ALL RIGHTS […]

Riding w/ Jeremy McGrath

Pro Armor caught up with seven-time SX champ and professional off-road racer Jeremy “Showtime” McGrath, at his private ranch recently. He ran down his love for his custom Pro Armor Polaris RZR UTV’s, and talked about the growth of the UTV racing industry. Jeremy was nice enough to let Mad Media do some filming with […]

Feature Vehicle: Nick Nelson’s XP1K

Working in the “Industry” seems to breed opportunity like no other. Over the years, contacts become great friends, and great friends become great contacts. Twenty years of racing ATV’s has been an experience that I wouldn’t trade for the world, but it’s the people, or my extended “racing family” that have made the biggest impact […]


The 2014 Mint 400 aired on July 6th to an audience of millions as part of NBC’s RedBull Signature Series. The race spotlight takes viewers inside the coveted Trophy Truck division giving everyone a chance to see just what The Great American Off-Road Race is all about! If you missed it LIVE on NBC then […]

2014 Baja 500 VIDEO

The Polaris RZR Racing Team rolled south of the border in full force to take on 500 miles of the toughest off-road racing terrain the world has to offer. Follow along as we give you an inside look at just what racing in Baja is all about! Its an adventure, its exhilarating, it is The […]

SCORE – 2 NEW UTV Classes

Rigid Industries Presents the 19th Annual SCORE Desert Challenge Hosted in Imperial Valley, California. Round 4 of five-race 2014 SCORE World Desert Championship split into two days of racing; Classes to runin groups as multi-lap race over an 8-mile course at Coyne Powersports Motorplex in Imperial Valley, Calif.; SCORE also adding one special Pro UTV and one […]

Bryce Menzies Polaris RZR XP1K

When we first heard that Bryce Menzies was looking to build a new Polaris RZR XP1000 and wanted our help, we jumped at the opportunity. Since day 1, our goal at has been to bring our love for this sport to the masses and to do this we knew we wanted to utilize the sports […]

“RYDN’ DIRTY” UTV Wolfpack

The Rockstar Energy Drink & Polaris UTV Wolfpack race team take’s full advantage of California rain showers, as The Merrell Brother’s decide it’s time to take a break from the shop and go stopping in the mud with their new rain boots, except their rain boots happen to be “GMZ Tires” and 2014 Polaris RZR […]