Borla CrateMuffler purpose-built and sound-tuned for the small-block Chevy Hot 350/383 crate engine, with the aggressive ATAK sound profile. The oval body measures 14in x 4.35in x 9in with a 3 inch offset inlet and 3 inch center outlet, and the directional design reduces or eliminates drone on cataloged applications. Built from premium T-304 stainless steel with CNC manufacturing and backed by Borla's Million-Mile Warranty.
| Type | CrateMuffler oval (engine-tuned) |
| Engine | SBC Hot 350/383 |
| Sound | ATAK (aggressive) |
| Inlet/Outlet | 3in offset / 3in center |
| Body | Oval 14in x 4.35in x 9in - T-304 stainless |
| Part Number | 400844 |
| Warranty | Million-Mile Warranty |
Shipping: In-stock orders placed before 3 PM EST ship the same day, and everything else ships within 24 hours. Standard, expedited, and overnight options are available at checkout. Backordered items ship as soon as we get them back in stock. Contact us for lead times. See the full Shipping Policy.
Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
