For sale is an excellent little 4 channel amp.
Its model is JL Audio xd400/4. Its a very powerful amp that will run your door speakers.
It puts out the following power •RMS Power Rating (14.4V):
4 ohms: 75 watts x 4 chan.
2 ohms: 100 watts x 4 chan.
Bridged, 4 ohms: 200 watts x 2 chan It is a very small amp which is great for the tight installs.
it measures just 8-1/2"W x 2"H x 7-3/8"D
It is in perfect condition. Check out the specs here, retails for $550 http:www.visions.ca/Catalogue/Category/Details.aspx?categoryId=52&productId=6410&sku=XD4004 Looking to get $200
Open to trades.