The 7000 Series - a 3" diameter 7000 series SuperStainless converter flows 598 cfm. Most 3" diameter high performance mufflers flow less than 475 cfm at the same test pressure.

The 9000 Series - designed primarily for V8 and high performance 6-cylinder engines, they offer the highest air flow capacity of any catalytic converter. Available with diameters up to 4", 9000 series converter bodies are 13" long, 7-3/4" wide and 4-1/4" thick. Universal models have an overall length (including end tubes) of 17".

The 8000 Series - ideally suited to 4- and 6-cylinder and dual converter V8 engines, 8000 series converters are extremely efficient. Available with inlet diameters up to 3", 8000 series converter bodies are 10" long, 6-1/2" wide and 4" thick. Universal models have an overall length (including end tubes) of 14".

The 8100 Bullet Series - designed for vehicles with severe space limitations, Random Technology Bullet converters are only 4" in diameter and 8" long. Universal models have an overall length (including end tubes) of 11-1/2".