"This Buick Grand National or T-Type gas tank is just what you need to get your vehicle in good looking form again!
Specifications
Is rated at 17 gallons
Dimensions are 36 1/4" x 24 1/4" x 8 7/8"
Durable steel construction
Direct replacement for original gas tank
Includes lock ring set
Does not include straps ask sales representative about straps
INCLUDES BAFFLES!!!
Only for Turbocharged models
Ships only to the continental 48 states
This part is a direct bolt on and is built to strict quality control standards. It is a great replacement and has substantial cost savings over a dealer unit
A note on Gas Tank Shipping: Due to the nature and size, a gas tank may incur small dents and scratches from handling and load shifting during shipping. These damages do not affect the fit or function of the part. Neither our 60 Day satisfaction guarantee, nor the manufacturer's warranty, cover these insignificant damages."
Directly from their site. The pic on their site looks as if there's a baffle there too.