Cook pasta according to package directions, omitting salt and fat. Drain; set aside.
Heat sesame oil in a large nonstick skillet over medium heat. Add turkey and green onions; stir-fry 1 minute. Remove from skillet. Set aside; keep warm.
Heat chili oil in skillet over medium-high heat. Add snow peas, bell pepper, and garlic; sauté 3 minutes. Combine broth, soy sauce, and peanut butter; stir well with a whisk. Add to skillet; cook 2 minutes, stirring frequently. Stir in turkey mixture; remove from heat.
Combine pasta and turkey mixture; toss well. Divide evenly among 4 shallow bowls; top each serving with 1 1/2 teaspoons peanuts.