DSP Piston Pump Repair Kit: 0512221, 0512228, 516701 EPX 2555 / Titan Advantage 1100 As you can see

As you can see

Fits the following Models:

I don't have any comment about customer service just because I haven't had to deal with them

105 and 115 units

DSP Piston Pump Repair Kit: 0512221, 0512228, 516701 EPX 2555 / Titan Advantage 1100 As you can seeFits the Following Airless Paint Sprayers Wagner SprayTech Apex Titan Pro Force Amspray Krebs 9140 1420 XT 250 PF23 1400 2015 9146 9150 1620 XT 290 1500 1550 XL 295 PF25 Part #: 516701, 0512221, 0512228 Includes: Top Nut Top seal Piston assembly Bottom Seal and O Ring O Rings Basically comes with all you should need to rebuild one of these pumps. Kit does include instructions. Not a hard part to put in, but we do recommend to sit down and read the