Tenneco Clean Air IPO
- aditya hujband
- Nov 13, 2025
- 2 min read

Company Overview:
Incorporated in 2018, Tenneco Clean Air India Limited is a subsidiary of Tenneco Inc., a global leader in clean air and powertrain technologies for the automotive industry. The company primarily operates within the Clean Air division, providing advanced emission control solutions for both passenger and commercial vehicles.
Tenneco Clean Air supports OEMs in meeting stringent emission standards such as BS-VI, offering a range of high-performance components including catalytic converters, DPFs, mufflers, and exhaust pipes. The company operates multiple manufacturing facilities strategically located across India, enabling efficient supply to OEMs and Tier-1 clients.
As of March 31, 2025, the company operates 12 manufacturing plants (7 Clean Air & Powertrain Solutions units + 5 Advanced Ride Technologies units) across 7 states and 1 union territory. It also has a strong tech backbone with 145 R&D and engineering professionals.
Product Portfolio:
1. Clean Air & Powertrain Solutions
Clean Air Systems
Powertrain Components
2. Advanced Ride Technologies
Shock absorbers
Struts
Advanced suspension systems
Tenneco Clean Air IPO - Key Details
IPO Dates: 12 – 14 November 2025
Price Band: ₹378 – ₹397 per share
Lot Size: 37 shares
Total Issue Size: ₹3,600 Cr (Offer for Sale)
Retail Quota: 35%
GMP (Informational Only): 18%
Strengths:
Strong R&D capabilities supporting emission compliance and innovation
Long-standing relationships with major OEMs
Leading supplier of technologically advanced clean air solutions
Strategically located manufacturing facilities enabling supply chain efficiency
Backed by the global Tenneco Group with a diversified client base
Steady growth in profit and operating cash flows in recent years
Risks:
High customer concentration – top 10 clients contribute ~80% of revenue
Business heavily influenced by emission norms and regulatory changes
Dependence on Indian PV and CV OEMs (80%+ of revenue)
EV adoption could reduce long-term demand for exhaust systems
Vulnerability to raw material price fluctuations and supply chain disruptions
DISCLAIMER: No financial information whatsoever published anywhere here should be construed as an offer to buy or sell securities, or as advice to do so in any way whatsoever. All matters published here are purely for educational and information purposes only and under no circumstances should be used for making investment decisions. Readers must consult a qualified financial advisor before making any actual investment decisions, based on the information published here. Any reader making decisions based on any information published here does so entirely at their own risk. Investors should bear in mind that any investment in the stock market is subject to unpredictable market-related risks. The author has no plans to invest in this offer and also the author does not recommend investing in any offer published on this website.



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