Exhaust Coupler Choice Of Size these sizes are most sizes found in factory pipe , powerfactor and rrp pipes.
Don't be fooled by other companies high priced couplers these are fully tested in 701cc-1200cc freestyle skis with many months of wear and very little amount of failure. Please make sure you align your exhaust correctly for longevity of these couplers.
Below are the sizes and aftermarket pipe systems they will fit.
1.75
2" 750 XIR , 750SX SXI LTD & MOD , Waveblaster LTD , Waveraider , WRIII , Powerfactor
2.5" 800 SX-R Dry Pipe , 650 Waverunner III , Powerfactor , RRP
3" Powerfactor
3.5" RRP
3.75" 750 SXI Dry Pipe , 800SX-R Dry Pipe
4" B Pipe chamber to manifold , Waveraider , Waverunner III ,
4.5"
5" 1200 GP Triple , 800 GP Twin , 720 SD HX , 720SD GTI , 650,720 XP , 650XP & SPX
our above chart is for reference only some manufacturers make slight modifications to their products from time to time which affects the coupler diameter all measurements are INSIDE DIAMETER.
all couplers are 3" long and 4 ply silicone , black in color