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grill blocking

  1. Engine Grill Blocking for Somewhat Long Commutes?

    Modifications and Technical Discussions
    Hello Everyone! I am wondering if it makes sense to block the engine grill especially during the cold New England winter for long work commutes. I drive a 2014 Honda Insight and my commutes are usually ~25 minutes long where 2/3 is highway driving. One way is ~17 miles so about 35 miles total...