Go with an EMS- it will protect your equipment from high and low voltage not just surges.
Progressive Industries PT50C 50 Amp Portable Electrical Management System https://www.amazon.com/dp/B002UC4SWM..._WCxKwbHX3H89F
This is the portable unit but I like the hardwire better. If you Are even thinking of changing units ever, get the 50amp because it will work with all units.
2014 Evo 2850 "Woodstock"
2011 Toyota Tundra "Clifford"
2014 Stealth Evo 2850- "Woodstock"
2011 Toyota Tundra Rock Crawler TRD 5.7- "Clifford"
2013 Honda Accord Coupe V6 w/Track Pack- "Julia"
Just glad to get away