Product images and videos are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Chassis Components› Chassis and Frame Components
DNA Racing
DNA Racing tunnel chassis renforcement kit
SKU: D09A PC0455
Moderate — 2–4 hours
Overview
Show original supplier description
Part #: PC0455
This kit has been developed to reinforce the central tunnel and increase chassis rigidity.Note: it fits models that do NOT have the central barrel.The central tunnel reinforcement chassis kit is completely plug & play and installs using the original bolts that secure the gearbox subframe
This kit has been developed to reinforce the central tunnel and increase chassis rigidity.Note: it fits models that do NOT have the central barrel.
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | DNA Racing |
| Part Number | D09A PC0455 |
Videos
Summit Racing 1964-67 Chevelle Frame Bracing Kit Installation
Here’s How to Stiffen Your Classic Car’s Chassis with a Summit Racing Frame Brace Kit
Summit Racing 1955-1957 Chevrolet TriFive Frame Reinforcement Kit Installation
The Stiffer the Better - Miata Chassis Bracing
Summit Racing 1963-1972 Chevrolet C10 Frame Reinforcement Kit Installation
Chassis Tips : G-Body Anti Roll Bar and Shock Bracing
About MOTORMIA
Buy with Confidence
Returns & Fitment
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return PolicyShipping
Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.
Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.
View Full Shipping Policy