Don't buy ebay crap
Buy it from a well know trusted company. That eBay stuff looks like it will save you a lot of money, but then you have to buy everything else to make it work.
http://www.hornblasters.com/
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33% ALEROMOD OWNER!!
2000 Olds Alero 3400 SFI 14.53 @ 94.93
1985 Olds Delta 88 307 SBO 17.96 @ 76.99
2007 Volvo V50 T5 6M 15.782 @ 89.12
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