Standard Motor Products introduces its new and improved Cleen Plan; a professional fuel system cleaning program. SMP has reenergized the Cleen Plan with updated branding and product packaging, enhanced Cleen Fuel System Cleaning Kits and an expanded line of Cleen chemicals. The new Ultra Cleen (shop air) and Pro Cleen (aerosol) kits feature an efficient quick-disconnect system, redesigned heavy-duty canister and gauge, enhanced CD user manual, updated coverage and more. The Cleen program now includes an advanced, heavy-duty pour-in-the-tank cleaner, fuel tank flush, mass air flow sensor and throttle body/plate aerosols, and an air intake system cleaner.