Straight-Piped Tundra

heinmillerlax · #1 (**permalink**) 02-09-2008, 03:08 PM

I have an 01 V8 tundra and i just got it straight piped. No muffler, no resonator and took the y-pipe out. Do I need to worry about blowing my engine? It starts to pop loud (the exhaust) at like 1800 RPMs. If anyone could give me some info on any risks or whatever that would be great. And what exactly is the popping? Does it pop when stock but the resonator and muffler just absorb it?

Burger Steak & Eggs · #2 (**permalink**) 02-09-2008, 04:03 PM

It shouldn't damage anything except your reputation among local seniors. Sometimes when an engine is "uncorked" because of the extra air flow it can run lean, but since Toyotas tend to run rich stock, and even richer when uncorked, you should be fine.

Hi Volt · #3 (**permalink**) 02-10-2008, 12:03 AM

Quote:

Originally Posted by heinmillerlax

I have an 01 V8 tundra and i just got it straight piped. No muffler, no resonator and took the y-pipe out. Do I need to worry about blowing my engine? It starts to pop loud (the exhaust) at like 1800 RPMs. If anyone could give me some info on any risks or whatever that would be great. And what exactly is the popping? Does it pop when stock but the resonator and muffler just absorb it?

The lack of backpressure causes some of the intake charge to be drawn through ( during overlap) and ignite in the exhaust. Too low a backpressure even with a muffler can cause popping ( just like the kids that have Honda's with too big a muffler). Wait until you decel down a hill, it will pop even more and especially if you apply any light throttle. As far as damage ? I would be most concerned about the popping happening too close to the cats and possibly causing damage ( given time ). I doubt you will see any better power than a well tuned exhaust system without the additional noise. However if you like the noise, have at it, but beware of the neighbours !

heinmillerlax · #4 (**permalink**) 02-10-2008, 04:57 PM

Thanks i was worried a little, It is one of the loudest trucks in my town. Louder than Chevy 350s, Ford 5.3s. I never would have thought it was as loud as it is.

pro1tuber · #5 (**permalink**) 02-11-2008, 03:56 PM

HI VOLT head the nail on the head.... exactly what i was going to say but then i kept scrolling down and saw that you already said it... this was a easy and short thread.