POWER OF ATTORNEY
AND
CONFIRMING STATEMENT

KNOW ALL PERSONS BY THESE PRESENTS, that I hereby designate, appoint, and
constitute, and hereby confirm the designation, appointment and constitution of,
each of Marco DeSanto, Maja Fabula, Kevin L. Freeman, Jason M. Hollar, Barbara
Novak, Paul D. Novas and Brandon B. Smith  as my true and lawful
attorney-in-fact and agent, with full power of substitution, for me and in my
name, place and stead, in any and all capacities, to execute and file on my
behalf all Forms 3, 4 and 5 (including any amendments thereto) that I may be
required to file with the U.S. Securities and Exchange Commission (the "SEC")
and any stock exchange as a result of my direct or indirect ownership of, or
transactions in, securities of Tenneco Inc. or its subsidiary companies.  I
hereby further grant unto each said attorney-in-fact and agent all full power
and authority to do and perform each and every act and thing requisite and
necessary to be done in and about the premises, fully to all intents and
purposes as I might or could do in person, hereby ratifying and confirming all
that each said attorney-in-fact and agent or my substitute or substitutes may
lawfully do or cause to be done by virtue of the power and authority granted
hereunder to each attorney-in-fact including, without limitation, the full power
and authority to apply for, change or otherwise access any codes or other
authorizations necessary to make the filings with the SEC. The authority of
Marco DeSanto, Maja Fabula, Kevin L. Freeman, Jason M. Hollar, Barbara Novak,
Paul D. Novas and Brandon B. Smith under this Power of Attorney and Confirming
Statement shall continue until I am no longer required to file Forms 3, 4 and 5
with regard to my direct or indirect ownership of or transactions in securities
of Tenneco Inc. or its subsidiary companies.

I hereby acknowledge Marco DeSanto, Maja Fabula, Kevin L. Freeman, Jason M.
Hollar, Barbara Novak, Paul D. Novas and Brandon B. Smith are not assuming any
of the undersigned's responsibilities to comply with Section 16 of the
Securities Exchange Act of 1934, as amended.

Date:     February 1, 2019

Signed: /s/ David B. Price, Jr.