headers

[teegee]

what size without changing stupid cat. 97 tahoe

 

[Sgt. York]

HEADERS

 

[dave_the_nerd]

Depends which engine option. (I-6 or V8.)

1997 CHEVROLET TAHOE 5.7L V8 Exhaust Header | Shop Now at RockAuto

Exhaust & Emission Parts and More for Your 1997 CHEVROLET TAHOE at Reliably Low Prices. Fast Online Catalog. DIY-Easy. Your Choice of Quality. Full Manufacturer Warranty.

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[mindless1]

Given your motivation level to supply all info, I'd say you should stick with the stock size.

 

[NutBucket]

GM Truck/SUV 5.0/5.7 1-5/8 In. Shorty Headers - Chrome (96-99)

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[NutBucket]

Depends which engine option. (I-6 or V8.)

1997 CHEVROLET TAHOE 5.7L V8 Exhaust Header | Shop Now at RockAuto

Exhaust & Emission Parts and More for Your 1997 CHEVROLET TAHOE at Reliably Low Prices. Fast Online Catalog. DIY-Easy. Your Choice of Quality. Full Manufacturer Warranty.

www.rockauto.com

Tahoes only had the 5.7 back then IIRC. The I6 was the Trailblazer engine.