Quiet Performance Muffler
QP (Quiet Performance) Internal Mufflers
(For Dual Exhaust Only!)
(muffler only, stack ordered seperately)
• Quiet as Stock Mufflers*
• Meets Federal and California Sound Levels
• 6.2% Fuel Mileage Increase (avg.)
• 3% HORSEPOWER Gain
• No Turbo Lag, Faster Acceleration
• Easy Installation
• Fits Inside 5", 6" or 7" Stacks (dual only)
• Straight Stack Look WITHOUT the Noise!
* Driving and Acceleration only, NOT engine braking.
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![QPM-561AERO-2 for Dual Mufflers AeroCab Kenworth Muffler Kit]( "QPM-561AERO-2 for Dual Mufflers AeroCab Kenworth Muffler Kit")
![QPM-561AERO-2 for Dual Mufflers AeroCab Kenworth Muffler Kit]( "QPM-561AERO-2 for Dual Mufflers AeroCab Kenworth Muffler Kit")
QPM-561AERO-2 for Dual Mufflers AeroCab Kenworth Muffler Kit
Grand Rock
OEM PRICE $5,074.00YOUR PRICE $2,574.00QPM-561AERO-2 Aero Cab Muffler 5" x 61" 5 ID/OD QPM-561AERO DUAL Muffler Replacement Kit DUAL Kit Includes QPM-561 TYPE 1, 6" X 61", 5" ID/OD, AERO CAB MUFFLER 2 PCS KW-5AEY2M KW AERO CAB Y-PIPE ALZ. 1 ...GRCQPM-561AERO-2OEM PRICE $5,074.00YOUR PRICE $2,574.00 -
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![QPM-561 Aero Cab for Single Muffler Kit 5" x 61"]( "QPM-561 Aero Cab for Single Muffler Kit 5\" x 61\"")
![QPM-561 Aero Cab for Single Muffler Kit 5" x 61" ID/OD]( "QPM-561 Aero Cab for Single Muffler Kit 5\" x 61\" ID/OD")
QPM-561 Aero Cab Single Muffler Kit 5" x 61"
Grand Rock
OEM PRICE $5,065.00YOUR PRICE $2,265.00QPM-561 Aero Cab Muffler Type 1 5" x 61" 5 ID/OD QPM-561AERO Single Muffler Replacement Kit Kit Includes: QPM-561 QPM-561 AERO MUFFLER 2. PCS KW-5AEY AEROKIT Y-PIPE 1. PCS KW-18614 REP K180-18614 1. PCS ...GRCQPM-561AEROOEM PRICE $5,065.00YOUR PRICE $2,265.00
