Tenneco Clean Air India IPO : All you Need to know
Tenneco Clean Air India IPO Details
The Tenneco Clean Air India IPO will open on 12 Nov 2025- 14 Nov 2025. The Total issue size of IPO is ₹3600 cr. which entire OFS (Offer for sale).
- IPO Price Band: ₹378-₹397 Per Share
- Lot Size: 37 shares
- Minimum Investment (Retail): ₹13,986 – ₹14,689/-
- Allotment Date: 17 Nov 2025
- Listing Date: 19 Nov 2025 on NSE and BSE
| Details | Information |
| IPO Open Date | 12 Nov 2025 |
| IPO Close Date | 14 Nov 2025 |
| Price Band | ₹378-₹397 Per Share |
| Lot Size | 37 shares |
| Minimum Investment | ₹13,986 – ₹14,689/- |
| Issue Size | ₹3,600 cr. |
| Allotment Date | 17 Nov 2025 |
| Listing Date | 19 Nov 2025 on NSE and BSE |
| Tenneco Clean Air India IPO GMP | ₹55-56 (14%) |
Tenneco Clean Air India IPO GMP
As per market reports, the Tenneco Clean Air India IPO GMP is trading around ₹55 above issue price. This shows some positive demand before listing, but GMP can change quickly.
Tenneco Clean Air India IPO Issue Size
The Tenneco Clean Air India Ltd. IPO will open for subscription on 12 November 2025 to 14 November 2025. The Company wiill planning to raise ₹3600 cr through this public issue.
- Offer For Sale: ₹3,600 cr. (9,06,80,101shares ) existing shareholders will sell part of their stake, but the proceeds will not go to the company.
Tenneco Clean Air India IPO Lot Size
Investors can apply for the IPO in lots. The Tenneco Clean Air India IPO Lot Size is fixed at 37 shares per lot.
Below is the table showing lot size details for Retail Investors and **HNIs (High Net Worth Individuals):
| Application | Lots | Shares | Amount |
| Retail (Min) | 1 | 37 | ₹14,689 |
| Retail (Max) | 13 | 481 | ₹1,90,957 |
| S-HNI (Min) | 14 | 518 | ₹2,05,646 |
| S-HNI (Max) | 68 | 2,516 | ₹9,98,852 |
| B-HNI (Min) | 69 | 2,553 | ₹10,13,541 |
Tenneco Clean Air India Ltd. IPO Prospectus
Tenneco Clean Air India Ltd. IPO Reservation
The IPO shares are divided among different investor categories. Here is the Tenneco Clean Air India IPO reservation (quota) details:
| Investor Category | Reservation % |
| QIB (Qualified Institutional Buyers) | 50% of the issue |
| NII / HNI (Non-Institutional Investors) | 15% of the issue |
| Retail Investors | 35% of the issue |
How to Apply for Tenneco Clean Air India Ltd. IPO
Applying for the Tenneco Clean Air India IPO is simple. You can apply through your demat account, net banking (ASBA), or brokerage app like Zerodha, Upstox, Groww, Angel One, ICICI Direct, etc.
Step-by-Step Guide
- Login to Your Demat Account
- Open your broker app (like Zerodha, Groww, Upstox) or net banking (like HDFC, ICICI, SBI).
- Go to IPO Section
- Look for the “IPO” tab or “Current Issues” option.
- Select
- Click on Tenneco Clean Air India Ltd. IPO Apply option.
- Choose Your Category & Lot Size
- Retail Investor: Minimum 1 lot = 37 shares.
- HNI (sHNI/bHNI): Higher multiples (check the Tenneco Clean Air India IPO lot size table above).
- Enter Bid Price
- You can bid at the cut-off price (safest option) or enter a price within the band ₹378 – ₹397
- Confirm & Submit
- Enter your UPI ID (if using UPI) and approve the mandate on your UPI app.
- For ASBA (net banking), the amount will be a blocked in your bank account.
- IPO closes on 14 November 2025.
- Allotment date: 17 November 2025.
- Check status on MUFG intime Portal.
Tenneco Clean Air India Ltd. Promotors Holding
- Tenneco Mauritius Holdings Limited
- Tenneco (Mauritius) Limited
- Federal-Mogul Investments B.V.
- Federal-Mogul Pty Ltd
- Tenneco LLC
| Description | Percentage (%) |
| Promoter Holding Pre-Issue | 97.25% |
| Promoter Holding Post-Issue | 74.59% |
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Key Performance Indicators for Tenneco Clean Air India Ltd. IPO
| KPI | Value |
| Return on Capital Employed (ROCE) | 56.78% |
| EBITDA Margin | 16.67% |
| Price to Earning (P/E) Pre IPO | 28.97 |
| Return on Net Worth (RoNW) | 46.65% |
| PAT Margin (%) | 11.31% |
| Return On Equity (ROE) | 42.65% |
| Debt/Equity | |
| Price to Book Value (P/BV) | 12.77 |
Tenneco Clean Air India Ltd. IPO Registrar and Lead Managers
Tenneco Clean Air India IPO Lead Managers.
- JM Financial Ltd
Citigroup Global Markets India Pvt.Ltd
Axis Bank Ltd
HSBC Securities & Capital Markets (India) Pvt.Ltd
Tenneco Clean Air India IPO Registrar
MUFG Intime India Pvt.Ltd.
Phone: +91-22-4918 6270
Email: tennecocleanair.ipo@in.mpms.mufg.com
Website: MUFG intime Portal.
Tenneco Clean Air India Ltd. Financial (in Crs)
| Period Ended | 30 Jun 2025 | 31 Mar 2025 | 31 Mar 2024 | 31 Mar 2023 |
| Assets | 2,918.77 | 2,831.58 | 2,136.26 | 2,429.65 |
| Revenue | 1,316.43 | 4,931.45 | 5,537.39 | 4,886.96 |
| Profit After Tax | 168.09 | 553.14 | 416.79 | 381.04 |
| EBITDA | 228.88 | 815.24 | 612.09 | 570.63 |
| NET Worth | 1,250.38 | 1,255.09 | 1,116.59 | 1,378.82 |
| Reserves and Surplus | 1,204.30 | 1,208.76 | 767.26 | 896.05 |
| Total Borrowing | 0.86 |
About Tenneco Clean Air India Company
Established in 2018, Tenneco Clean Air India Limited is a subsidiary of Tenneco Inc.operating under the parent’s “Clean Air” business segment.
In India, its registered entity is Tenneco Clean Air India Private Limited (incorporated 21 December 2018) , registered at Oragadam Industrial Corridor, Sriperumbudur Taluk, Kancheepuram, Tamil Nadu.
The parent company Tenneco restructured its business into four divisions in 2020: Clean Air, DRiV, Performance Solutions and Powertrain.
Tenneco Inc. is a large global OEM and aftermarket auto-components manufacturer with operations across many countries.
What business does TCAIL do (and why it matters)
- The “Clean Air” business (globally) focuses on emissions-control systems: exhaust after-treatment, particulate filters, close-coupled catalysts, urea mixing systems, thermal/heat recovery units, and acoustic/exhaust systems.
- In India, TCAIL manufactures and supplies clean-air systems, powertrain and suspension solutions to both Indian OEMs and export markets.
- Key products have included: catalytic converters, diesel particulate filters (DPFs), exhaust gas recirculation (EGR) systems, mufflers/exhaust pipes (as seen in export data).
- TCAIL also serves the aftermarket (via a subsidiary of Tenneco LLC) apart from the OEM business.
- Market positioning: According to a CRISIL report (cited in media), TCAIL held ~60% market share in clean-air solutions for Indian commercial-truck OEMs, ~42% for off-highway vehicles (excluding tractors), ~20% for passenger vehicles in FY24.
Why this matters for India / your blog audience
- The Indian automotive industry is under increasing regulatory pressure (emissions norms, transition to cleaner fuels/vehicles, export potential) → companies that provide critical “clean-air” / after-treatment / exhaust technologies are strategically important.
- TCAIL’s strong share in the commercial vehicles & off-highway segment positions it as a leader in a niche yet growing part of the auto-component business in India.
- For readers interested in manufacturing, supplier ecosystems, auto-component exports, or investment/industry dynamics in India, TCAIL is a compelling case study.
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