New products

Thrashin Supply Street Glide Riser Adapter is designed to put Thrashin Risers on your Road Glide. The design of our Riser Adapter has 2 grade 8 bol...

Thrashin Road Glide Riser Adapter is designed to put Thrashin Risers on your Road Glide. The design of Thrashin Supply's Riser Adapter has 2 grade...

Use your Thrashin Road Glide Gauge Relocation Mount with your Thrashin Holeshot Risers.  Billet 6061 T6 Aluminum 12 Point ARP Hardware included T...

Gauge Relocation Bracket. Mounts off of THRASHIN OG Risers. Billet 6061 Aluminum Hard Black Anodized 12 Point ARP Hardware included Two Allen bol...

2014-Current Road Glide? Thrashin Supply has the best gauge relocation setup for you. We started out by merging two of the highest quality materia...

  Big Bore Kit: 114" to 128" Big Bore Kit Winkle Black Finish with Fin Highlighting Bolt-on kit. No case machining required 4.250" bore Forged Pis...

Big Bore Kit: 114" to 128" Big Bore Kit Winkle Black Finish with Fin Highlighting Bolt-on kit. No case machining required 4.250" bore Forged Pist...

Big Bore Kit: 114" to 128" Big Bore Kit Winkle Black Finish with Fin Highlighting Bolt-on kit. No case machining required 4.250" bore Forged Pist...

Big Bore Kit: 114" to 128" Big Bore Kit Winkle Black Finish with Fin Highlighting Bolt-on kit. No case machining required 4.250" bore Forged Pist...

Big Bore Kit: 107" to 124" Big Bore Kit Winkle Black Finish with Fin Highlighting Bolt-on kit. No case machining required 4.250" bore Forged Pist...

Big Bore Kit: 107" to 124" Big Bore Kit Winkle Black Finish with Fin Highlighting Bolt-on kit. No case machining required 4.250" bore Forged Pist...

Big Bore Kit: 107" to 124" Big Bore Kit Winkle Black Finish with Fin Highlighting Bolt-on kit. No case machining required 4.250" bore Forged Pis...

  Big Bore Kit: 107" to 124" Big Bore Kit Winkle Black Finish with Fin Highlighting Bolt-on kit. No case machining required 4.250" bore Forged Pis...

This piece is ONLY required if you would like to run your Gauge Relocation on the front of your OG Risers. It is an extension that you add to the m...

Made specifically to fit Thrashin Supply OG Risers.  Increase your Thrashin Riser Length by 1/2" or 1" with these spacers. 6061 Aluminum Made i...

  Be proud of what you put on your bike. At Thrashin Supply Co. they've striven to build the best parts, without cutting corners, right here...

The days of the hard FXR Gangster Lean are done… Time to get rid of that shitty OEM Kick Stand and KISS Boot Combo and get your FXR sitting pretty ...

  Be proud of what you put on your bike. At Thrashin Supply Co. they've striven to build the best parts, without cutting corners, right here...

Billet 6061 Aluminum  Hard black anodize Risers are drilled with 1/2 hole for internal wiring Works with standard 1" handlebar Sold in pairs wi...

Features: Full range of quick adjustability smooth 2 finger lever design for improved comfort Easier pullover OEM by (30%) average Built-in mirror...

NAMZ “Plug-n-Play” Rear Fender Harness, 8-Position Multilock to 6-position Multilock, 100% plug-n-play. Simple to install, 100% plug and play! Can...

NAMZ “Plug-n-Play” Rear Fender Harness, fits: (Road Glide, Street Glide 2010-2013) 6-Position Molex with 12-position fender fascia connector includ...

NAMZ “Plug-n-Play” Rear Fender Harness, fits: (Road King, Road Glide, Street Glide & Electra Glide 2014 to Current) 6-Position Molex with 12-po...

Close those gaps with Geezer Engineering's carbon fiber side filler panels to your rear fender! Designed to work with Geezer Engineering's 2008 and...

This kit contains a set of 49 mm Fork-Tubes for 2014 & later Touring Models (either stock length or 2"+) and a complete Fork-Rebuild Kit. Featu...

Geezer Engineering Fork-Sliders are designed & assembled in the USA. They powder coat Fork-Sliders domestically to ensure the highest possible...

Clean up your bike’s front end and add extra braking power at the same time. Extremely strong wheels made in our custom drop forge mold and CNC ma...

Features: Superior quality, complete, and compatible with your touring Harley! Our kit allows you to upgrade Harley-Davidson touring models (2013...

Geezer Engineering Fork-Sliders are designed & assembled in the USA. They powder coat Fork-Sliders domestically to ensure the highest possible...

  FITS 30K,20S EVO, 20S AND 50S The new HD Speakers by Sena were designed to deliver crisp communication sound quality and a premium music listenin...

Öhlins FKS508 NIX 30 2018+ FXLRST, FXLRS & FXFB with standard length fork tubes Öhlins NIX Technology External Compression, rebound and prel...

The footboard kit features the same style used on touring models to maximize rider comfort.Kit includes floorboards, mounts, brake pedal, extended...

Is your trim rubber rotting away, torn, or completely missing? Worried about risking your painted surfaces without any protection? We now offer rep...

Looking for a replacement dash panel for your FXR or Dyna? Well, look no further as we now carry a replacement for your OEM version! These dashes c...

Looking for a replacement dash cover for your FXR or Dyna? Well, look no further as we now carry a replacement for your OEM version! These dashes c...

Quality RAMJET Tee   Tagless Cut 1" Longer, Proper Fit, Not Short, Not Too Long, Just Right! 5.5 OZ., 100% Ring-Spun Cotton Tubular Construction...

Investment-cast steel one-piece top clamp TIG welded 0.120" wall 4130 chromoly steel uprights with 1/2"-13 threads Handlebar clamp bolt patterns f...

4.5” HIGH FLOW PERFORMANCE ROLLED CONE MUFFLER WITH STEPPED BAFFLE FROM 2 ¼ TO 2 ½ INCHES. INCREASES BOTTOM TO MID-RANGE TORQUE AND HORSEPOWER O...

4” ROLLED CONE MUFFLER WITH A 2 ¼ COILED PERFORATED BAFFLE FOR INCREASED TORQUE AND A DEEP TONE 065 STAINLESS STEEL HEADERS STEPPED FROM 1 ¾” T...

4” ROLLED CONE MUFFLER WITH A 2 ¼ COILED PERFORATED BAFFLE FOR INCREASED TORQUE AND A DEEP TONE 065 STAINLESS STEEL HEADERS STEPPED FROM 1 ¾” T...

4.5” HIGH FLOW PERFORMANCE ROLLED CONE MUFFLER WITH STEPPED BAFFLE FROM 2 ¼ TO 2 ½ INCHES. INCREASES BOTTOM TO MID-RANGE TORQUE AND HORSEPOWER ON...

4” ROLLED CONE MUFFLER WITH A 2 ¼ COILED PERFORATED BAFFLE FOR INCREASED TORQUE AND A DEEP TONE 065 STAINLESS STEEL HEADERS STEPPED FROM 1 ¾” T...

4” ROLLED CONE MUFFLER WITH A 2 ¼ COILED PERFORATED BAFFLE FOR INCREASED TORQUE AND A DEEP TONE 065 STAINLESS STEEL HEADERS STEPPED FROM 1 ¾” TO 1...

4.5” HIGH FLOW PERFORMANCE ROLLED CONE MUFFLER WITH STEPPED BAFFLE FROM 2 ¼ TO 2 ½ INCHES. INCREASES BOTTOM TO MID-RANGE TORQUE AND HORSEPOWER ON...

  4” ROLLED CONE MUFFLER WITH A 2 ¼ COILED PERFORATED BAFFLE FOR INCREASED TORQUE AND A DEEP TONE 065 STAINLESS STEEL HEADERS STEPPED FROM 1 ¾” ...

4” ROLLED CONE MUFFLER WITH A 2 ¼ COILED PERFORATED BAFFLE FOR INCREASED TORQUE AND A DEEP TONE 065 STAINLESS STEEL HEADERS STEPPED FROM 1 ¾” T...

4.5” HIGH FLOW PERFORMANCE ROLLED CONE MUFFLER WITH STEPPED BAFFLE FROM 2 ¼ TO 2 ½ INCHES. INCREASES BOTTOM TO MID-RANGE TORQUE AND HORSEPOWER ON...

  4” ROLLED CONE MUFFLER WITH A 2 ¼ COILED PERFORATED BAFFLE FOR INCREASED TORQUE AND A DEEP TONE 065 STAINLESS STEEL HEADERS STEPPED FROM 1 ¾” ...