headers and h pipe

[geps91stang]

im looking to buy a decent set of shorty headers and off road h pipe i got the stockers on my car now and their worthless i don't want anything i need to fix or anything all rusted out i have an off road h on my car now but the hole for the o2 sensor is all messed up dont know if i can tap it or not let me know what you have ( 91 gt ) thanks

[geps91stang]

also maybe looking into long tubes and h pipe for the car it's an auto thanks guys