Get more power out of your Catalyst with this one simple mod! Our stage...
Get more power out of your Catalyst with this one simple mod! Our stage...
New for your 2024+ Catalyst! the PROMAX Front bumper Is the ultimate...
FOR CATALYST ODELS WITH ADAPT CLUTCHES, 2024+ MODEL YEAR! INCLUDES...
This powerful kit will gain up to 100 horsepower over stock and still run on 91-93 OCTANE!!! And its fully adjustable on the dash! Get your THUNDERCAT 9000 tuned up to the Max! Just send us your ecu and speedo gauge for a quick Hurricane reflash for both, and then install our awesome stainless steel muffler, aluminum charge tubes, turbosmart valve, 3... This powerful kit will gain up to 100...
This simple kit will gain 40+ horsepower over stock and still run on 87 OCTANE!!! Get your Thundercat just and get great fuel economy too! Just send us your ecu for a quick reflash, and then install our awesome new BIG FLOW 3" stainless steel muffler and clutch kit. This simple kit will gain 40+...
This powerful kit will gain 65-70 horsepower over stock and still run on 91 OCTANE!!! Get your Thundercat ripping and get great fuel economy too! Just send us your ecu for a quick reflash, and then install our awesome new BIG FLOW 3" stainless steel muffler, aluminum charge tubes, turbosmart valve, and our SSI clutch kit. This powerful kit will gain 65-70...
This powerful kit will gain up to 100 horsepower over stock and still run on 91-93 OCTANE! And its fully adjustable on the dash! Get your THUNDERCAT 9000 tuned up to the Max! Just send us your ecu and speedo gauge for a quick Hurricane reflash, and then install our awesome new BIG FLOW stainless steel muffler, aluminum charge tubes, turbosmart valve, 3... This powerful kit will gain up to 100...