Ready to replace your under-performing OEM car speakers? The KENWOOD® KFC-1366S Sport Series Speakers seriously improve your sound without breaking the bank, providing great sound and exceptional value. These 5-1/4 in., 2-way replacement speakers are a great way to move to the next level! And they only have 5/16-in. mounting height and 1-3/4 in. mounting depth to fit a wider selection of vehicles..