Dorman 675-221 Exhaust Bolt and Spring – (2) Springs (2) Studs Compatible with Select Models

Customers find the exhaust bolts fit perfectly and are of great quality, with one mentioning they made a difference in their car's performance. The product is easy to install and serves as a perfect replacement, with one customer noting it's particularly suitable for the Mazda CX-7 2.3l. The durability of the bolts receives mixed feedback.