Old School Style Aluminum Battery Box With SS T Latches By Chrome Shop Mafia. Protect your battery from exposure to water and grease with this high quality 30 inch battery box with perforated step. Featuring an old-style design, the lid and step are made out of diamond plated aluminum and the sides are a polished aluminum that can be painted. High Quality Battery Box. Made Of Aluminum And Stainless Steel. Diamond Plate Aluminum Lid & Step. Smooth Aluminum Sides Come Unfinished. 30 Inch Length. 30 Inch Width. 15.5 Inch Height. Stainless Steel T-Latch Handles. Aluminum Sides Can Be Painted Or Polished. High Quality Aftermarket Replacement Part (Not OEM). ATTN: CUSTOMER / INSTALLER – Inspection And Test Fitting (AKA: Dry Fitting) Is Required On All Parts PRIOR TO PAINTING. Item May Require Modification Before Final Assembly. Fits Peterbilt 359 1967 thru 1987. Fits Peterbilt 378 1988 thru 2007. Fits Peterbilt 379 1987 thru 2007. Fits Peterbilt 386 2006 and 2007.