again thank you..just learned another detail about my tundra..just checked my window sticker and sure enough mine has the alarm.. 4.7 V8

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2008 Sliver Double Cab 4X4
BAK HD Flip Back Tonneau Cover, Undercover Swing Case, Remote Starter, Sirius Sat Radio, OEM Style Fog Lamps, Stainless Rampage Oval Streamline Step Bars, Window Vent Shades, 35% window tint, under seat storage, AVS bugflector II bug shield