TEST RESULTS FOR: 1997 Chevy Suburban5.7L
  

Avalanche | Cadillac Escalade
Canyon/Colorado | Denali/Tahoe/Yukon
Denali XL/Suburban/Yukon XL | Hummer H2
Sierra/Silverado | S-10/Sonoma | SSR
Muffler Horsepower 0-60 Time
MagnaFlow 247 hp 9.1 sec.
OEM 234 hp 9.4 sec.
Results +13 hp -0.3 sec.
•    Get the most performance from your GM/Chevy truck or SUV by upgrading the restricted OEM system with the new MagnaFlow mandrel-bent system components and straight-through Wide Open MagnaFlow Performance mufflers.
•    GM cat-back systems feature large diameter, mandrel-bent extension/tail pipes made from aluminized steel and a polished stainless steel tip.
•    System includes the MagnaFlow Performance Muffler best suited to the needs of the vehicle and all system hardware, flanges and gaskets needed to complete the installation.
  
Avalanche
ALL STAINLESS STEEL, MANDREL-BENT, CAT-BACK SYSTEMS
Year Vehicle Specs System Specs Part #

02-04

 5.3L V8, 1500 Side exit, 5x11x22" p-SS muffler
3" SS Tubing, 4" slash/p-SS Tip

15724

02-04

 8.1L V8, 2500 Side exit, 5x11x22" p-SS muffler
3" SS Tubing, 4" slash/p-SS Tip

15836

 

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Cadillac Escalade
ALL STAINLESS STEEL, MANDREL-BENT, CAT-BACK SYSTEMS
Year Vehicle Specs System Specs Part #

02-04

 6.0L V8 Side exit, 5x11x22" p-SS muffler
3"/3.5" SS tubing, 4" slash/p-SS Tip

15734

03-04

 6.0L V8
ESV/EXT 		Side exit, 5x11x22" p-SS muffler
2.5"/3" SS tubing, 4" rolled/slash/p-SS Tip

15837

 

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Canyon/Colorado
ALL STAINLESS STEEL, MANDREL-BENT, CAT-BACK SYSTEMS
Year Vehicle Specs System Specs Part #

2004

 2.8L I-4, 3.5L I-5 Side exit, SC/SB, 5x8x18" p-SS muffler
2.5" SS tubing, 4" slash/p-SS Tip

15844

2004

 2.8L I-4, 3.5L I-5 Side exit, EC-CC/SB, 5x8x18" p-SS muffler
2.5" SS tubing, 4" slash/p-SS Tip

15845

2004

 2.8L I-4, 3.5L I-5 Dual rear exit, SC/SB, 5x8x18" p-SS muffler
2.5"/2.25" SS tubing, 3.5" slash/p-SS Tips

15846

2004

 2.8L I-4, 3.5L I-5 Dual rear exit, EC-CC/SB, 5x8x18" p-SS muffler
2.5"/2.25" SS tubing, 3.5" slash/p-SS Tips

15847

 

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Denali, Tahoe, Yukon
ALL STAINLESS STEEL, MANDREL-BENT, CAT-BACK SYSTEMS
Year Vehicle Specs System Specs Part #

02-04

 6.0L V8 - Tahoe
Denali, Yukon		 Side exit, 5x11x22" p-SS muffler
3.5"/3" SS Tubing, 4" slash/p-SS Tip

15734

00-04

 5.3L V8 - Tahoe
Denali, Yukon		 Side exit, 5x11x22" p-SS muffler
3" SS Tubing, 4" slash/p-SS Tip

15666

96-99

 5.7L V8 - Tahoe
Denali, Yukon		 Dual inlet muffler, 5x11x22" p-SS muffler
Side exit, 2.5"/3" SS Tubing, 4" slash/p-SS Tip

15701

96-99

 5.7L V8 - Tahoe
Denali, Yukon		 Single inlet muffler, 5x11x22" p-SS muffler
Side exit, 3" SS Tubing, 4" slash/p-SS Tip

15702

 

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Denali XL, Suburban, Yukon XL
ALL STAINLESS STEEL, MANDREL-BENT, CAT-BACK SYSTEMS
Year Vehicle Specs System Specs Part #

00-04

 5.3L V-8
Suburban 1500		 Side exit, 5x11x22" p-SS muffler
3" SS Tubing, 4" slash/p-SS Tip

15665

00-04

 6.0L V-8
Suburban 2500
Yukon XL		 Side exit, 5x11x22" p-SS muffler
3"/4" SS Tubing, 4" slash/p-SS Tip

15798

03-04

 6.0L V-8
Denali XL		 Side exit, 5x11x22" p-SS muffler
2.5"/3" SS Tubing, 3.5"x5.5" oval/p-SS Tip

15837

01-04

 8.1L V-8
Suburban 2500		 Side exit, 5x11x22" p-SS muffler
3"/4" SS Tubing, 4" slash/p-SS Tip

15716

96-99

 5.7L V-8
Suburban 1500		 Side exit, dual inlet, 5x11x22" p-SS muffler
2.5"/3.5" SS Tubing, 4" slash/p-SS Tip

15699

96-99

 5.7L V-8
Suburban 1500		 Side exit, single inlet, 5x11x22" p-SS muffler
3" SS Tubing, 4" slash/p-SS Tip

15700

 

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Hummer H2
ALL STAINLESS STEEL, MANDREL-BENT, CAT-BACK SYSTEMS
Year Vehicle Specs System Specs Part #

03-04

 6.0L V8 dual rear exit, 5x11x22" p-SS muffler
3"/2.5" SS tubing, 3"x3.5" Rectangle p-SS Tips

15770

 

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Sierra/Silverado
ALL STAINLESS STEEL, MANDREL-BENT, CAT-BACK SYSTEMS
LIGHT-DUTY SIERRA & SILVERADO TRUCKS
See below for the heavy-duty Sierra & Silverado Truck Systems.
Year Vehicle Specs System Specs Part #

03-04

 6.0L V8
Silverado SS AWD		 Side exit, EC/SB, 5x8x18" p-SS muffler
2.5"/3" SS tubing, 4" slash/p-SS tip

15838

2004

 5.3L V-8 - 1500 Side exit, CC/SB, 5x11x22" p-SS muffler
3" SS tubing, 4" slash/p-SS tip

15839

03-04

 4.3L V6
4.8L/5.3L V8 - 1500		 Side exit, SC/SB, 5x8x18" p-SS muffler
3" SS tubing, 4" slash/p-SS tip

15818

03-04

 4.3L V6
4.8L/5.3L V8 - 1500		 Side exit, EC/SB, 5x11x22" p-SS muffler
3" SS tubing, 4" slash/p-SS tip

15778

01-02

 6.0L V8 - 2500 Side exit, EC/LB, 5x11x22" p-SS muffler
3" in/4" SS tubing, 4" slash/p-SS tip

15780

99-02

 4.3L V6
4.8L/5.3L V8 - 1500		 Side exit, SC/SB, 5x8x18" p-SS muffler
3" SS tubing, 4" slash/p-SS tip

15617

99-02

 4.3L V6
4.8L/5.3L V8 - 1500		 Side exit, EC/SB, 5x11x22" p-SS muffler
3" SS tubing, 4" slash/p-SS tip

15618

96-98

 5.7L V8 - 1500 Dual inlet muffler
2.5"/3" SS tubing, 4" slash/p-SS tip

15602

03-04

 6.0L V8
Silverado SS AWD		 Dual rear exit, 5x8x18" p-SS muffler
3"/2.5" SS tubing, p-SS tips

15840

2004

 5.3L V8 - 1500 Dual rear exit, 5x8x18" p-SS muffler
3"/2.5" SS tubing, p-SS tips

15841

03-04

 4.3L V6
4.8L/5.3L V8
EC/SB - 1500		 Dual side pre-axle exit
5x11x22" p-SS muffler
3"/2.5" SS tubing, 3.5" slash/p-SS tips

15842

03-04

 4.3L V6
4.8L/5.3L V8
SC/SB - 1500		 Dual rear exit, 5x8x18" p-SS muffler
3"/2.5" SS tubing, 3.5" slash/p-SS tips

15794

2003

 4.3L V6
4.8L/5.3L V8
EC/SB - 1500		 Dual rear exit, 5x8x18" p-SS muffler
3"/2.5" SS tubing, 3.5" slash/p-SS tips

15792

99-02

 4.3L V6
4.8L/5.3L V8
SC/SB - 1500		 Dual rear exit, 5x8x18" p-SS muffler
3"/2.5" SS tubing, 3.5" slash/p-SS tips

15753

99-02

 4.3L V6
4.8L/5.3L V8
EC/SB - 1500		 Dual rear exit, 5x8x18" p-SS muffler
3"/2.5" SS tubing, 3.5" slash/p-SS tips

15754

96-98

 5.7L V8
EC/SB - 1500		 Dual rear exit
5x11x22" p-SS dual inlet muffler
2.5" SS tubing, 3.5" slash/p-SS tips

15750

HEAVY-DUTY SIERRA & SILVERADO TRUCKS
See above for the light-duty Sierra & Silverado Truck Systems.
Year Vehicle Specs System Specs Part #

03-04

 6.0L V8
CC/SB - 1500HD 		Side exit, 5x11x22" p-SS dual inlet muffler
3"/4" SS tubing, 4" slash/p-SS tip

15782

01-02

 6.0L V8
CC/SB - 1500HD 		Side exit, 5x11x22" p-SS dual inlet muffler
3"/4" SS tubing, 4" slash/p-SS tip

15728

03-04

 6.0L V8
CC/SB - 2500HD		 Side exit, 5x11x22" p-SS dual inlet muffler
3"/4" SS tubing, 4" slash/p-SS tip

15789

00-02

 6.0L V8
CC/SB - 2500HD		 Side exit, 5x11x22" p-SS dual inlet muffler
3"/4" SS tubing, 4" slash/p-SS tip

15732

03-04

 8.1L V8
EC/LB - 2500HD		 Side exit, 5x11x22" p-SS dual inlet muffler
3"/4" SS tubing, 4" slash/p-SS tip

15871

01-02

 8.1L V8
EC/LB - 2500HD		 Side exit, 5x11x22" p-SS dual inlet muffler
3"/4" SS tubing, 4" slash/p-SS tip

15779

03-04

 6.0L V8
CC/SB - 1500HD		 Dual rear exit, 5x8x18" p-SS muffler
3"/2.5" SS tubing, 3.5" slash/p-SS tips

15828

03-04

 6.0L V8
CC/SB - 2500HD		 Dual rear exit, 5x8x18" p-SS muffler
3"/2.5" SS tubing, 3.5" slash/p-SS tips

15829

 

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S-10/Sonoma
ALL STAINLESS STEEL, MANDREL-BENT, CAT-BACK SYSTEMS
Year Vehicle Specs System Specs Part #

01-03

 4.3L V-6
2WD/4WD, CC/SB		 Side exit, 5x8x18" p-SS muffler
2.5" SS tubing, 3.5" slash/p-SS tip

15825

00-03

 4.3L V-6
2WD, EC/SB		 Side exit, 5x8x18" p-SS muffler
2.5" SS tubing, 3.5" slash/p-SS tip

15661

98-03

 2.2L I-4
2WD, EC/SB		 Side exit, 4x9x14" p-SS muffler
2.25" SS tubing, 3.5" slash/p-SS tip

15662

98-03

 2.2L I-4
2WD, SC/SB		 Side exit 4x9x14" p-SS muffler
2.25" SS tubing, 3.5" slash/p-SS tip

15706

98-99

 4.3L V-6
2WD, EC/SB		 Side exit 5x8x18" p-SS muffler
2.5" SS tubing, 3" slash/p-SS tip

15777

00-03

 4.3L V-6
2WD, EC/SB		 Dual rear exit, 5x8x18" p-SS muffler
2.5" SS tubing, 3" slash/p-SS Tips

15796

98-99

 4.3L V-6
2WD, EC/SB		 Dual rear exit, 5x8x18" p-SS muffler
2.5" SS tubing, 3" slash/p-SS Tips

15776

 

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SSR
ALL STAINLESS STEEL, MANDREL-BENT, CAT-BACK SYSTEMS
Year Vehicle Specs System Specs Part #

03-04

 5.3L V-8 Dual rear exit, 5x8x18" p-SS muffler
3"/2.5" SS tubing, 5" rolled/p-SS tips

15843

 

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CC= Crew Cab | EC= Extended Cab | SC= Standard Cab | SB= Short Bed |
LB= Long Bed | P-SS= Polished Stainless Steel | SS Tubing= Stainless Steel Tubing.