3.5" Turbo Exhaust Downpipe for 2005-2010 Chevy GMC Duramax 6.6 LLY LBZ LMM
KBDP 3.5" Downpipe for a Duramax!
- Eliminates the restrictive OEM factory flare joint
- Quick release 3.5" V-band clamp
- Removable 3.5" to 4" 90 degree exhaust adapter
- CNC Mandrel Bent from 409 stainless steel 3.5" tube
- Removes all restrictions found in the crushed original equipment design
- Heat wrap included
- LLY, LBZ and LMM engines require a drivers side transmission dipstick tube.
Worn engine mounts may cause enough flexing for rubbing when accelerating. We will not respond to angry fitment emails if you choose to stuff a 3.5" downpipe on your stock daily driver.
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3.5" Turbo Exhaust Downpipe for 2005-2010 Chevy GMC Duramax 6.6 LLY LBZ LMM
3.5" Turbo Exhaust Downpipe for 2005-2010 Chevy GMC Duramax 6.6 LLY LBZ LMM
KBDP 3.5" Downpipe for a Duramax!
- Eliminates the restrictive OEM factory flare joint
- Quick release 3.5" V-band clamp
- Removable 3.5" to 4" 90 degree exhaust adapter
- CNC Mandrel Bent from 409 stainless steel 3.5" tube
- Removes all restrictions found in the crushed original equipment design
- Heat wrap included
- LLY, LBZ and LMM engines require a drivers side transmission dipstick tube.
Worn engine mounts may cause enough flexing for rubbing when accelerating. We will not respond to angry fitment emails if you choose to stuff a 3.5" downpipe on your stock daily driver.
Original: $270.67
-70%$270.67
$81.20Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
KBDP 3.5" Downpipe for a Duramax!
- Eliminates the restrictive OEM factory flare joint
- Quick release 3.5" V-band clamp
- Removable 3.5" to 4" 90 degree exhaust adapter
- CNC Mandrel Bent from 409 stainless steel 3.5" tube
- Removes all restrictions found in the crushed original equipment design
- Heat wrap included
- LLY, LBZ and LMM engines require a drivers side transmission dipstick tube.
Worn engine mounts may cause enough flexing for rubbing when accelerating. We will not respond to angry fitment emails if you choose to stuff a 3.5" downpipe on your stock daily driver.




















