Apparently both emissions testing/claims and mpg testing/claims (e.g., remember Honda's inflated mileage claims) are all submitted to EPA by the auto manufacturer by the honor self-test method. For something that actually matters to your and your childrens' health and the health of the planet, anybody concerned that the Democrats and Republicans set up a honor based self-inspection system for Iran's nuclear facilities on military bases?
2002 E350 ext.; 160K; 7.3L; 4R100 (w/4x4 deep pan & filter); 4x4 conv. w/2007 F250/F350 coil frnt axle (oppos. dual Bilstein press. shocks cured DW) diff chg from 3.55 to 3.73 (bad!); BW1356 t.c. (bad!); LT265/70R17/E Michelin LTX M/S2; Engel MT60 Combi Fridge-Freezer; 4 BP 380J pv panels; Auragen 5kw AC gen. in top alt. position; Webasto Dual-Top; Voyager top. 1995 5.8L EB Bronco, bone stock.