If yours have 110K miles and the other are unknown, I would be betting that the unknown ones have more than 110K miles on them. I would opt for the new nozzles, if you can find a cooperative shop that doesn't mind having its profit reduced. Best thing is to make your own pop tester..

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80 300SD (129k mi) 82 240D stick (193k mi)77 240D auto - stick to be (153k mi) 85 380SL (145k mi) 89 BMW 535i 82 Diesel Rabbit Pickup (374k mi) 91 Jetta IDI Diesel (155k mi) 81 VW Rabbit Convertible Diesel 70 Triumph Spitfire Mk III (63kmi)66 Triumph TR4a IRS (90k mi)67 Ford F-100 (??)