Whisk maple syrup, Dijon, vinegar, garlic, paprika, salt, and pepper in a bowl.

Rub pork with olive oil and place in slow cooker.

Pour sauce over pork, turning to coat.

Cook on low for 3–4 hours or high for 1.5–2 hours until internal temp reads 145°F.

Lift pork out, let rest 5 minutes, then slice. Spoon sauce from the cooker over slices.